What are the 4 cultures that made up russia

The Central Intelligence Agency (CIA) reports that 77.7 percent of Russians are of Russian descent. The rest of the population consists of 3.7 percent Tatar, 1.4 percent Ukrainian, 1.1 percent Bashkir, 1 percent Chuvash, 1 percent Chechen and 10.2 percent other, while 3.9 percent are unspecified...

gaius cassius longinus and marcus junius brutus, former enemies of julius caesar who'd joined the roman senate, led caesar's assassination, dubbing themselves "the liberators." and the second one is   the assassination of julius caesar was the result of a conspiracy by many roman senators led by gaius cassius longinus, decimus junius brutus albinus, and marcus junius brutus. they stabbed caesar (23 times) to death in a location adjacent to the theatre of pompey on the ides of march 15 march 44 bc.