Fukuyama argued that the end of the Cold War marked the endpoint of mankind's ideological evolution, a thesis largely contested by the rise of authoritarian powers in a multipolar world.

Hosni Mubarak was forced to resign in 2011 after massive protests in Tahrir Square.

Xi Jinping has been the paramount leader of China since 2012.

The movement began as a protest against fuel tax increases.

Protesters used umbrellas to shield themselves from pepper spray while demanding transparent elections.

The movement highlighted the wealth gap with the slogan 'We are the 99%'.

North Korea became the first country to withdraw from the NPT and conduct a nuclear test in the 21st century.

Protesters carrying roses stormed the parliament, leading to the resignation of Eduard Shevardnadze.

The self-immolation of street vendor Mohamed Bouazizi in Tunisia sparked protests that spread across the Arab world.

The Orange Revolution was a series of protests against a rigged presidential election, resulting in a revote won by Viktor Yushchenko.