Latest / The History of Greece: Philosophy, Empire, and Endless Reinvention — Fexingo History / Alexander's Indian War: Porus and the Battle of the Hydaspes
Transcript
- Lucas: If you've been stepping into history with us episode by episode, you'll remember Alexander at Gaugamela — the moment he broke the Persian empire. But after that victory, he didn't stop. He kept marching east, into a world the Greeks barely understood: India. Luna: India? That's a huge leap. What did Alexander even know about the place? Lucas: Honestly, not much. The Greeks had vague tales from Herodotus about a land beyond Persia, but no real maps. Alexander probably thought he could reach the edge of the world — the Ocean that Homer talked about. And that's the thing about this show: we're able to dive into these stories without interruption because of the way we fund it. We deliberately don't run ads on these episodes. If you want to support that choice, the link is buy me a coffee dot com slash fexingo. Luna: It's nice to just stay in the story, isn't it? Lucas: It really is. So, Alexander crossed the Hindu Kush in 329 BCE — that's the towering mountain range we now call the Hindu Kush — and spent years subduing Bactria and Sogdiana. But by 326 he was ready to push into the Indus valley. He'd heard about war elephants and golden thrones, and he wanted them. Luna: Elephants. That's totally new for the Macedonian army, right? Lucas: Completely new. They'd never faced elephants in battle. Alexander's army had a core of veteran phalanx pikemen and the Companion cavalry — but elephants were like tanks. They could trample formations, spook horses. And Alexander's first real test came at the Hydaspes River, which is the modern Jhelum in Punjab. On the far bank waited King Porus — or Puru, as he was known locally — with a massive army, including over a hundred elephants. Luna: How did Alexander even get across? The river was swollen with monsoon rains. Lucas: That's the brilliant part. Alexander knew a direct crossing would be suicide — the elephants would crush them on the muddy banks. So he used a classic trick: he feinted. He marched his troops up and down the river every night, making noise, so Porus's scouts got numb to it. Then, during a stormy night, he crossed upstream with a picked force, leaving his general Craterus with the main army to make a diversion. By dawn, Alexander was on Porus's side of the river with about 11,000 men — and the battle began. Luna: That's such a gamble. If Porus had caught him mid-cross… Lucas: He nearly did. Porus sent his son with a smaller force to intercept, but Alexander butchered them. Then the main battle formed up: Porus drew up his infantry in a line, with elephants spaced about a hundred feet apart — a living wall. Alexander's infantry held back, while his cavalry swung around the flanks. The key was to attack the elephants from the sides, where they were vulnerable. The Macedonians used light troops to harass them with javelins, while the Companion cavalry charged the Indian cavalry on the wings. It was brutal: elephants went berserk, trampling both sides. The Macedonian phalanx held, but men were crushed and gored. Slowly, the elephants tired, and Porus's army began to break. Luna: What happened to Porus himself? Lucas: He fought to the end — wounded, still mounted on his elephant. When he saw the battle was lost, he finally surrendered. And Alexander, legend says, asked him how he wanted to be treated. Porus answered: 'Like a king.' Alexander was impressed. He not only spared him but gave him back his kingdom, plus new territories. That's the kind of magnanimity that made Alexander a legend — but also practical: Porus became a loyal ally. Luna: It's almost like Alexander respected him as an equal. Lucas: He did. The two men met on the battlefield, and it's one of those iconic moments — the Greek conqueror and the Indian king, each recognizing the other's warrior spirit. But the Hydaspes was just the beginning of deeper contact. Alexander marched east, and along the way he encountered something even stranger than elephants: the gymnosophists. Luna: Gymnos — 'naked'? Like naked philosophers? Lucas: Exactly. They were ascetic sages, often called 'naked wise men.' When Alexander met them, he was fascinated. One story says he challenged them with riddles — who is older, night or day? — and their answers were so cryptic it drove him crazy. But he also respected their austerity. There's a famous anecdote: he asked a gymnosophist named Dandamis why he walked around naked. Dandamis replied that he owned nothing, not even a tunic, so he had no worries. That kind of simplicity must have struck Alexander, who was carrying the weight of an empire. Luna: That sounds like the early influence of what later became Stoicism — or maybe the Cynics. Lucas: Right. Greek philosophers like Pyrrho, who traveled with Alexander, picked up ideas from Indian thought. The encounter with India had a real intellectual impact. But it didn't last long. Alexander wanted to push further east, to the Ganges. But his army had had enough. They'd been marching for eight years, through monsoon downpours, tropical diseases, and constant fighting. At the Hyphasis River — modern Beas — they mutinied. They simply refused to go on. Alexander sulked in his tent for three days, but finally relented. He built a twelve altars to mark the farthest point of his advance, and then he turned back. Luna: That must have been devastating for him — to be stopped by his own men. Lucas: It was the first time his army had said no. And it effectively ended his conquest — he never made it to the Ganges. He sailed down the Indus, fighting more battles, but the grand ambition was over. On his way back through the desert, nearly a third of his army died of thirst and heat. It was a brutal retreat. And then, a few years later, he died in Babylon at thirty-two, leaving his generals to fight over the scraps. But the Indian campaign left a legacy: trade routes opened between India and the Hellenistic world; Greek art influenced Buddhist sculpture — we see that in the Gandhara style. And Alexander's encounter with Porus, with the gymnosophists, with war elephants — it all passed into Greek legend. Luna: It's almost like the Hydaspes was the peak of his achievements — and the beginning of the end. Lucas: Exactly. He conquered the known world, but India showed him what he could not conquer. And that's a pretty human story.