Military · Roman Empire Daily
Rome, a land power, beat Carthage's navy by inventing a spiked boarding bridge called the corvus.
Deep dive
The corvus dropped onto an enemy deck and let Roman soldiers storm across, turning naval combat into the infantry fight they excelled at. It helped win the First Punic War, though it made ships unstable in storms.
Source: Polybius, 'Histories,' 1.22–23.