Former Soviet leader Mikhail Gorbachev has died at 91

Mikhail Sergeyevich Gorbachev was a Russian and Soviet legislator who filled in as the last head of the Soviet Union.

Last Soviet pioneer Gorbachev, who finished Cold War and won Nobel prize, passes on matured 91.

Russia's leader Vladimir Putin communicated his sympathies on the passing of Gorbachev

World leaders were quick to pay tribute.

Ex-Soviet pioneer Mikhail Gorbachev, one of the most powerful politicians of the 20th Century.

The world has a nasty habit of taking away icons too soon, but none may have been as tragic as the death of Michael Jackson.

What Mikhail Sergeevich Gorbachev did is totally annihilated. Every one of Gorbachev's changes — to zero, to ashes, to smoke.

Not many people have it in their power to change the world as much as Mikhail Gorbachev did.

Hard to think of a single person who altered the course of history more in a positive direction than Mikhail Sergeevich Gorbachev.