I think it was 2,977 without the 19 hijackers
The extension of slavery into the western territories.
For a specific instance, see the landmark supreme court case Dred Scott v. Sandford.
Ancient greece would be the answer
On 6 November 1991, Yeltsin banned the Soviet Communist Party (CPSU), which had exercised pervasive control over the Soviet society for years. The breakup of the Soviet Union was acknowledged in the Belavezha Accords of 8 December, ratified by the Supreme Soviet of the Russian SFSR on 12 December.
