2012 Event Russia lifts a ban imposed in 1996 on the import of British beef and lamb; the ban, imposed when Britain suffered from mad cow disease (BSE) had been lifted worldwide in 2006 1995 Event Britain lifts a 23-year ban on ministerial talks with Sinn Fein 1994 Event President Bill Clinton lifts U.S. trade embargo against Vietnam 1993 Event U.N. lifts remaining economic sanctions against South Africa 1990 Event South Africa President F W de Klerk lifts 4 year of state of emergency 1990 Event King Birendra of Nepal lifts 30-year ban on political parties 1990 Event China lifts martial law (imposed after Tiananmen Square massacre) 1987 Event Reagan lifts trade boycott against Poland 1983 Event Poland's Prime Minister Januzelski lifts martial law 1978 Event China lifts a ban on Aristotle, Shakespeare, and Dickens 1976 Event Supreme Court lifts 1972 ban on death penalty for convicted murderers 1971 Event United Kingdom lifts all restrictions on gold ownership 1971 Event South African Broadcasting lifts its ban on the Beatles 1962 Event U.S.S.R. agrees to remove bombers from Cuba, and U.S. lifts blockade 1927 Event Bavaria lifts ban on Hitler's speeches 1793 Event 1st hot-air balloon flight in the U.S. lifts off in Philadelphia