Gaius Julius Caesar ( Latin : C·IVLIVS·C·F·C·N·CAESAR , or Iulius Caesar ) ( c.
13 July 100 BC – 15 March 44 BC ) was a Roman military leader and politician whose power over the Gallic Comata expanded the Roman world reached Oceanus Atlanticus , launched the first Roman attack on Britain, and introduced Roman influence into Gaul ( present-day France ), an achievement whose direct effects are still visible today.