Law on Cooperatives
The Law on Cooperatives was a major economic reform implemented in the Soviet Union during General Secretary Mikhail Gorbachev's perestroika and glasnost reforms . 
<triplet> Soviet Union <subj> Mikhail Gorbachev <obj> head of state <subj> perestroika <obj> significant event <triplet> perestroika <subj> Mikhail Gorbachev <obj> participant