WORLD HISTORY

Detailed explanation-1: -The phrase “crossing the Rubicon ‘’ is an idiom that means “passing a point of no return “. Its meaning comes from allusion to the crossing of the river Rubicon by Julius Caesar in early January 49 BC.

Detailed explanation-2: -He decided to cross the Rubicon, a river that separated the province of Gaul from Rome, and bring his army with him. This, of course, was considered to be an act of war. Caesar decided his best bet was to enter Rome ready to fight and crossed the Rubicon with his army in January of 49 B.C.

Detailed explanation-3: -Antony and another tribune loyal to Caesar, Quintus Cassius, flee to join Caesar. Jan. 10: Caesar goes south from Ravenna with his troops to cross the Rubicon river–the boundary of Italy.

Detailed explanation-4: -Examples. “She crossed the Rubicon when she got that huge tattoo on her back!” “Many European countries have crossed the Rubicon and taken the euro as their currency."

Detailed explanation-5: -The Rubicon River in present-day northern Italy was the line that Caesar was not supposed to cross with his army. By crossing the Rubicon Caesar declared war on the political establishment of his day. For many historians it marked the end of the Roman Republic and the beginning of the Roman Empire.