Romania - the Ceremonial meeting in Bucharest in honor of the 100th anniversary of Lenin's birthday. Germany - international day of fascist concentration camps prisoners, meeting in Buchenwald. Bulgaria - Award of the President of the Academy of Sciences and others. Bulgaria - a Meeting in Blagoevgrad in honor of the 25th anniversary of victory over Nazi Germany. GDR - 1 May 1970. Chronicle article: history of the celebration of May 1. Hungary - New city Leninvaros. Tesisi chemical plant. Yugoslavia - the Celebration of the 25th anniversary of the liberation of the Northern Adriatic coast at Risk.