On 6 May 1933, the Institute of Sexology, an academic foundation devoted to sexological research and the advocacy of homosexual rights, was broken into and occupied by Nazi-supporting youth. Several days later the entire contents of the library were removed and burned.
On 5 May 1945, Mauthausen Concentration Camp was liberated by the US Army.
On 2 May 1933, just three months after Adolf Hitler’s appointment as Chancellor of Germany, the SA and police occupied the offices of German Trade Unions, seizing control of them.
Introduced in Israel in 1953, Yom HaShoah is the date in the Jewish calendar for Jews around the world to mourn the loss of the six million Jewish people murdered during the Holocaust and the damage and destruction caused to millions more lives.
On 30 April 1994, the United Nations (UN) debated the unfolding Genocide in Rwanda, and whether or not the International Community should intervene to prevent the killings.
On 29 April 1945 the prisoners of Dachau were liberated by US Army soldiers. Dachau was the first concentration camp to be constructed by the Nazis and one of the last to be liberated. Over 180,000 individuals had been imprisoned in the camp by the time it was liberated.
24 April 1915 is a symbolic date for commemorating the victims of the Ottoman Empire’s near total destruction of its Armenian population.
On 22 April 1945 Soviet troops liberated the concentration camp at Sachsenhausen, 20 miles north of Berlin. They found 3,000 unguarded, weak and ill prisoners. These were the people who were too unwell to join the forced death march, which set off from Sachsenhausen the day before liberation.
19 April 1943 marks the start of the Warsaw Ghetto Uprising, in which Jewish inhabitants of the Warsaw Ghetto fought against the Nazi regime.
On 17 April 1975, Khmer Rouge forces entered Phnom Penh, the capital of Cambodia and defeated the ruling Lon Nol Army.