Re: The Genertelan Art of War

From: Sandy Petersen <sandyp_at_idgecko.idsoftware.com>
Date: Fri, 13 Oct 95 11:28:47 -0500


I just finished Archer Jones' "The Art of War in the Western World", which is a dandy book (Archer Jones is one of my favorite military historians, and I recommend his books to anyone with an interest in the subject. He is always clear and incisive, and makes complex situations highly understandable without needing to simplify).

        In his latest book, he points out that, starting with the Macedonians, ancient warfare consisted of four combat arms: Light Infantry (missile-armed), Heavy Infantry, Light Cavalry (missile-armed), and Heavy Cavalry. These have a very specific interrelationship, which has been demonstrated in numerous battles throughout history (up till the invention of the pistol).

"Offensively Superior" means that the combat arm is able to
defeat its rival in an attack -- though the "attack" may not look much like one. The classic example is Light Cav vs. Heavy Cav. The Light Cav constantly retreats during an action, so it can't be caught, but it is offensively superior because it can force an action upon the Heavy Cav, who can't get away from the faster, more loosely-organized horse archers.

"Defensively Superior" means that the combat arm's rival is
not able to successfully overcome its rival in an assault.

Light Infantry is offensively superior to Heavy Infantry. Light Cavalry is offensively superior to Heavy Cavalry Heavy Cavalry is offensively superior to Light Infantry Light Infantry is defensively superior to Light Cavalry Heavy Infantry is defensively superior to Heavy Cavalry

When fortifications are involved, of course, these relationships change. Cavalry becomes useless, and the offensive superiority of light infantry is cancelled out.

        Also, if heavy cavalry can get to the flank of heavy infantry, they can triumph. This was one of Alexander's techniques - -- by pinning down the enemy hoplites with his own, and thus keeping them from maneuvering, he could take his Companions and charge the enemy mass from the side or rear.

        Note that at Hastings (for instance), the Norman knights were unable to penetrate the Saxon infantry line until they'd broken it up with repeated small charges and sustained archery, thus slowly wearing down the Saxons.

NOTE: light infantry and light cavalry normally take much longer to reach a decision when offensively superior than do the heavies. This is because light troops have to run away when the heavies charge (usually they can do this, because they're faster), then run back when the heavies try to flee. This continual ebb and flow takes quite a while, but the decision is no less certain than when heavy cavalry smash into a batch of slingers -- just slower.

There are exceptions to this general rule, but not nearly as many as you might think. Some well-known sample exceptions are below:

"At Marathon, Athenian heavy inf defeated Persian light
inf." The Athenians were able to close with the Persians, whose back was up against the sea. Under normal circumstances, the Persians should have been able to flee while keeping up harassing fire upon the Athenians. There were many cases in which peltasts were able to destroy unsupported hoplites. Obviously, if lights (cavalry or infantry) can be trapped so as to prevent retreat, the heavies have it all over them. But this is the exception.

"At Crecy, English light infantry (longbowmen) defeated
heavy cavalry." In fact, the French did not attack the longbowmen, but instead charged the main English line, basically heavy infantry. The infantry was well able to resist the charge, especially after the archers had sowed confusion. On those occasions when cavalry charged longbowmen, the longbowmen ran away, were massacred, sought shelter among accompanying heavy infantry, or were saved by a countercharge from friendly cavalry.

"The Romans managed to rule an entire empire, relying
entirely on their excellent heavy infantry". The Roman infantry _was_ excellent. But the Romans also had significant numbers of auxiliaries serving as light infantry. In addition, they invariably had locally-recruited cavalry forces, normally the equivalent of heavy cavalry. They did generally lack light cavalry, and this showed in their Parthian campaigns.

NOTE: "heavy" cavalry does not necessarily mean heavy armor. It just means they're trained to fight in large masses in a melee rather than in the Parthian style. For example, during the Crusades, the Crusaders learned to hold off Saracen horse archers by using crossbowmen (using light infantry to defeat light cavalry) for their heavy infantry and cavalry to shield behind. The Saracen light cavalry was trained to fight both with bow and sword, and thus could "switch" over to a heavy-style melee combat. On occasions that the Crusaders crossbowmen did not have support from nearby heavy infantry or cavalry, the Saracen cavalry was able to charge and, despite their light arms and armor, disperse and kill the crossbowmen. In effect, they could act as light or heavy cavalry. Of course, if they had to face genuine Crusader knights, the Saracens couldn't hold up in melee with these horsemen. Instead, they evolved their own form of genuine heavy cavalry, which was still not as good as the Crusaders, but a heck of lot better than nothing.         

WHAT DOES THIS MEAN TO GLORANTHA?
        It enables us to figure out some things about the various nations and peoples of Glorantha.

THE LUNAR EMPIRE
The Lunars, who use an Alexandrian style of warfare, have all four types: heavy infantry (the Heartland corps), light infantry (Thunder Delta Slingers), light cavalry (Erigians), and heavy cavalry (Cavalry Corps). Plus magician units, of course, whose function appears to be threefold:

  1. Boost individual units, making them more effective in combat than their rivals. In effect, making "heavies" more heavy.
  2. Disrupt and break up enemy troops. In effect, setting the stage for the heavy infantry or cavalry to attack the enemy much more successfully. This disruption is especially good for keeping opposing light troops from being able to retreat easily, so your heavies can catch them.
  3. Titanic effects to kill opposing troops, such as summoning demons or fire from the sky or whatever. In effect, artillery. This kind of magic is rare, but since it's the most spectacular it gets all the press. Note that the two areas in which the Lunars are weakest are light cavalry (especially) and light infantry. This is probably because their magicians make up for this failing in large part.

PRAXIAN TRIBES
        The Praxian tribes are, in effect, cavalry. There are few large bodies of infantry among them. When such bodies do show up, as with the Cannibal Cult, Sun Dome Templars, or Men-and-a-Half, they demonstrate significant dominance over the nomads.

        Now, there is a large difference between the Praxians and the Earth analogue. Namely, the Praxians don't ride horses. This means that their interactions with one another are not quite the same as the typical Light Cavalry > Heavy Cavalry set up.

        For one thing, the "heavy" and the "light" warriors of the various tribes wear about the same amount of armor. The only real difference is that bow-armed warriors generally don't carry shields (though javelin-armed ones might). This means that heavy and light Praxian mounted warriors are about the same speed, which would appear to invalidate my theories. HOWEVER, light cavalry normally fights and moves in a rather open, relaxed order. Heavy cavalry, to be at its most effective, must fight in a close-ordered mass. This mass, of necessity, must move more slowly than a mob of individuals, because they must keep their order. In addition, to form up into the mass takes time. As a result, Praxian light warriors can generally get away from heavies, unless the heavies are willing to break up their formation and run, in which case the lights are still just as fast (and so hard to catch), plus if the heavies do catch the lights, the lights can pull out axe or club and fight back with almost equal facility to the heavies! The only way heavy Praxian warriors can keep a melee advantage over light ones is by maintaining formation, but if they maintain it, then they can't catch up to the lights. It's a catch-22.

        Let's look at the major tribes.

  1. IMPALA RIDERS: they entirely consist of light cavalry. As a result, they are able to defeat unsupported heavy sables or bison, but if they are caught such that they cannot easily retreat, they are in big trouble.
  2. SABLE RIDERS, BISON RIDERS: these are both the same, really. Both are composed partially of heavy cavalry and partially of light cavalry. The light sables are a tad better than the light bison, and the reverse is true for the heavies. Why aren't they light cavalry only, which is generally the solution for earth's nomads? (1) Because of the High Llama folk (see below). (2) Because when facing fortifications (even the puny circles of brush that pass for corrals in Prax), heavy cav is better than light. (3) because of the Morocanth (see below). (4) Because when light cavalry is ambushed by heavy cavalry, the lights get massacred unless heavy cavalry is nearby to countercharge and save their tails. So the heavy cavalry of the Sables and Bison serve three functions -- to battle the morocanth and high llamas, to accompany the light cavalry in places that might hold ambushes, and to lay ambushes for enemy light cavalry.
  3. HIGH LLAMA RIDERS: High Llamas are in a peculiar position. They are so fast that they can run down anyone else's steeds. This means that unlike all other heavy cavalry, they tend to be able to both keep their formation (admittedly not as tight as Bison Riders) and _still_ run down light cavalry. Yowza! They actually reverse the normal relationship between heavies and lights! At first glance, this would appear to be bad news for Impala people (for instance). However, the High Llamas are so large and gawky, and comparatively ill-armored, that they make fine targets for missiles. This doesn't mean that they can't still run down sable-archers, but it means that they take somewhat more casualties doing so than would true light cavalry. In the end, the result is that high llama folk, are still somewhat superior to missile-armed warriors, but the gap is narrow enough that experienced or well-led archers can beat green or poorly-led high llamas. Or if the archers can obtain a terrain advantage, etc. The impala folk generally react to a high llama charge by taking advantage of their greatly superior numbers - -- dispersing and running in all directions. The high llamas must select one group of impalas to chase, and the other groups can either get away, or ride along behind and shoot at the high llamas, trying to distract them from their main target. The sables and bison don't have enough superiority in numbers to use this technique (which does result in losses for the impalas, but on the other hand the high llamas can't afford the losses as much as the impalas), but on the other hand the sables and bison have heavy cavalry in their tribes, which can accompany their light cavalry and defend them against a high llama attack.
  4. MOROCANTH: the morocanth, as non-humans, are naturally enough the weirdest. As skilled heavy infantry, a serried mass of morocanth can generally stand off heavy cavalry. They are vulnerable to light cavalry, and make up for this by emphasizing ambush, fortifications, and difficult terrain. They have a herd to support their numbers, pathetic as it is, and this enables them to support many more individuals than the other non-mounted tribes.

The minor tribes all have troubles.

        RHINO RIDERS: pure heavy cavalry and as such vulnerable to light cavalry. They're so heavy, however, that they can even bust up heavy infantry. Still, it's easy to see why the rhino riders are so few, since bust-upable heavy infantry are rare in Prax, and there's heaps of mounted archers.

        BOLO LIZARD & OSTRICHES: pure light cavalry. One would think they could do as well as the impala riders, but sadly no, because they are both tied to helpless eggs during the laying season. A baby impala or bison can walk within minutes after birth, and can run within an hour or two. But an egg just sits there, vulnerable. Hence, during the laying season, the bolo lizard folks and ostrich folks are forced to stay put and defend fixed positions, no easy task for light cavalry which by its nature emphasizes the fighting retreat. And they're totally unsuited for use as heavies. No wonder they're a minor tribe.

        THE FOOT "TRIBES": Cannibal cult, baboons, basmoli, and men-and-a-half all act as stout heavy infantry, to withstand the charge of the animal nomads. Presumably each group also includes some missile troops, to protect themselves from light cavalry. These tribes have two major handicaps. First off, they have no herds to support them, and must exist solely by hunting and gathering (which limits overall numbers). Second, though they can usually beat off mounted attackers, they can't carry the battle _to_ those mounted attackers. Which means that the animal nomads can choose the time and place when they want to pick a fight. Hence, despite the foot warriors' defensive advantage, the animal nomads need only fight when circumstances make it apparent that the odds are evened out, or are in the nomads' favor. Again, this is not a recipe for success.

Thus, we can see why certain tribes have prospered, and why certain tribes have failed to prosper.

THE ART OF AMBUSH IN PRAX
        Some may wonder how an ambush is carried out with mounted warriors. How can a high llama ever ambush anyone in the treeless wastes of Prax? Of course, these "ambushes" aren't the same nature as we're used to seeing in films about the Vietnam War.

        Instead, you'd find sable riders squatting within a mass of brush, forcing their mounts to crouch while they lay prone atop their backs, waiting for the enemy to get closer, closer, until they spring up, shouting their war songs, far too near for the enemy to flee. Or Bison riders sitting inside a depression in the ground, or a gully, and charging up and out when they spot the foe. Or rhinos behind a hill or hummock, waiting and waiting and waiting. There are enough brush, gulleys, dry riverbeds, sinkholes, ridges, and hummocks in Prax for the old-style ambush to work.

        Even if your steed is faster, a mounted ambush works because you're surprised, your bow is unstrung, your steed is just ambling along, your khan has to formulate orders quickly, and shout them out and you have to understand them and then react ... ambushes are bad.

        You don't have to be all that close to an enemy to ambush them. For instance, your sable khan, cunning in the ways of Prax, knows that the high llama people in the area will need to use this waterhole for watering their beasts soon. So he stations a war party several kilometers away, in a cluster of skullbushes, or behind a ridge. When his scouts spot the high llamas, the war party waits till they're drinking at the hole, then rides out and around to attack the high llamas from the west. If the high llamas run east, they'll hit a 10 meter deep gully. They can get through it, but it will take time, and by the time they're through (esp. herding their beasts), the sables will be upon them. If they run north or south, to get around the gully, the sables can cut across and cut them off. You get the idea.

        Also, ambushes work real well if the enemy is not a war party of its own, but has herd beasts, since the herd necessarily runs more slowly than the mounted animals.


End of Glorantha Digest V2 #151


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