February 20 is the 51st day of the year in the Gregorian calendar. It is often associated with various events and observances, including World Day of Social Justice, which promotes efforts to tackle issues like poverty and discrimination. In leap years, February has 29 days, making February 20 the 52nd day. This date falls in the middle of winter in the Northern Hemisphere and summer in the Southern Hemisphere. Notable historical events, such as the founding of the National Park Service in the United States, have also occurred on this day.