| May 19, 1934 10,000 participated in a “No More War” march in New York City. |
| May 19, 1952 Playwright and activist Lillian Hellman advised the U.S. House Committee on Un-American Activities (HUAC) that she refused to testify against friends and associates, saying, “I cannot and will not cut my conscience to fit this year’s fashions.” ![]() Lillian Hellman Learn more about Lillian Hellman Text of her letter to HUAC |
| May 19, 1997 Two international human rights workers, Mario Calderón and Elsa Alvarado, as well as her father, were shot dead in Bogotá, Colombia, by a paramilitary gang. Their one-year-old was hidden and thus spared, her mother wounded. The couple worked for the Center for Investigation and Popular Education (Centro de Investigación y Educación Popular, or CINEP), a non-governmental organization founded by the Jesuits (the Roman Catholic Society of Jesus) to foster education, understanding, justice and sustainable development in Colombia. ![]() Mario Calderón and Elsa Alvarado CINEP’s peace program |
https://www.peacebuttons.info/E-News/peacehistorymay.htm#may19

