Roman military tactics — disciplined formations, engineering, and logistics — shaped modern warfare: standing armies, siegecraft, and strategic mobility across Europe.
Julius Caesar: military genius, politician, and reformer whose Rubicon, affair with Cleopatra, and assassination on the Ides of March reshaped Rome and Western history.
Caius Marius transformed Rome’s legions in 107 BCE: recruiting the poor, standardizing arms, creating cohorts and the eagle standard—paving the path to empire and civil war.