Marlon Brando refused the award in protest of Hollywood's portrayal of Native Americans, sending Sacheen Littlefeather in his place.

When January and February were added to the Roman calendar, they were the last months. To fit the lunar cycle, February was given the fewer remaining days (28), and it was considered an unlucky month used for purification rituals.

United States Presidential elections are held every four years (2020, 2024, 2028), which almost always coincides with leap years (except for century years like 1900 or 2100).

The Anarchical and Revolutionary Crimes Act, popularly known as the Rowlatt Act, was passed in March 1919, sparking widespread protests.

Pakistan conducted successful nuclear tests on May 28, 1998, in the Chagai district of Balochistan, in response to Indian tests earlier that month.

The Khilafat Movement began in 1919 under the leadership of the Ali brothers to protest the dismantling of the Ottoman Empire after World War I.

The Partition of Bengal was annulled in 1911 by King George V at the Delhi Durbar, reuniting East and West Bengal due to strong Hindu protests.

Although the virus emerged in late 2019, the WHO declared it a pandemic on March 11, 2020.

The protests began in December 2010 in Tunisia and spread across the Arab world in 2011.

Martin Luther posted the 95 Theses on the door of the Castle Church in Wittenberg in 1517.