Mikhail Gorbachev: Last Soviet leader dies aged 91 - BBC News
Mikhail Gorbachev, former Soviet leader and reformist, dies at 91
Mikhail Gorbachev obituary, Russia
A consequential but ultimately tragic figure': last leader of the USSR Mikhail Gorbachev dies aged 91
Mikhail Gorbachev Oversaw the End of the Cold War—and of the Soviet Union
Former Soviet leader Mikhail Gorbachev dies aged 91
Russian media: Ex-Soviet leader Mikhail Gorbachev dead at 91
Mikhail Gorbachev, the Soviet Union's last leader, has died at 91 : NPR
Mikhail Gorbachev: Former Soviet leader dies age 91 'after long illness', World News