| 57181 | May.19 | Event | 1919 – Mustafa Kemal Atatürk lands at Samsun on the Anatolian Black Sea coast, initiating what is later termed the Turkish War of Independence. |
| 57182 | May.19 | Event | 1921 – The United States Congress passes the Emergency Quota Act establishing national quotas on immigration. |
| 57183 | May.19 | Event | 1922 – The Young Pioneer Organization of the Soviet Union is established. |
| 57184 | May.19 | Event | 1934 – Zveno and the Bulgarian Army engineer a coup d'état and install Kimon Georgiev as the new Prime Minister of Bulgaria. |
| 57185 | May.19 | Event | 1941 – The Viet Minh, a communist coalition, formed at Cao Bằng Province, Vietnam. |
| 57186 | May.19 | Event | 1942 – World War II: In the aftermath of the Battle of the Coral Sea, Task Force 16 heads to Pearl Harbor. |
| 57187 | May.19 | Event | 1943 – World War II: British Prime Minister Winston Churchill and U.S. President Franklin D. Roosevelt set Monday, May 1, 1944 as the date for the Normandy landings ("D-Day"). It would later be delayed over a month due to bad weather. |
| 57188 | May.19 | Event | 1950 – A barge containing munitions destined for Pakistan explodes in the harbor at South Amboy, New Jersey, devastating the city. |
| 57189 | May.19 | Event | 1950 – Egypt announces that the Suez Canal is closed to Israeli ships and commerce. |
| 57190 | May.19 | Event | 1959 – The North Vietnamese Army establishes Group 559, whose responsibility is to determine how to maintain supply lines to South Vietnam the resulting route is the Ho Chi Minh trail. |
| 57191 | May.19 | Event | 1961 – Venera program: Venera 1 becomes the first man-made object to fly-by another planet by passing Venus (the probe had lost contact with Earth a month earlier and did not send back any data). |
| 57192 | May.19 | Event | 1961 – At Silchar Railway Station, Assam, 11 Bengalis die when police open fire on protesters demanding state recognition of Bengali language in the Bengali Language Movement. |
| 57193 | May.19 | Event | 1962 – A birthday salute to U.S. President John F. Kennedy takes place at Madison Square Garden, New York City. The highlight is Marilyn Monroe's rendition of "Happy Birthday". |
| 57194 | May.19 | Event | 1963 – The New York Post Sunday Magazine publishes Dr. Martin Luther King, Jr.'s Letter from Birmingham Jail. |
| 57195 | May.19 | Event | 1971 – Mars probe program: Mars 2 is launched by the Soviet Union. |
| 57196 | May.19 | Event | 1984 – Michael Larson, a contestant on the television game show Press Your Luck exploits a bug in the prize board, and wins over US$110,000. |
| 57197 | May.19 | Event | 1986 – The Firearm Owners Protection Act is signed into law by U.S. President Ronald Reagan. |
| 57198 | May.19 | Event | 1991 – Croatians vote for independence in a referendum. |
| 57199 | May.19 | Event | 1997 – The Sierra Gorda biosphere, the most ecologically diverse region in Mexico, is established as a result of grassroots efforts. |
| 57200 | May.19 | Event | 2007 – President of Romania Traian Băsescu survives an impeachment referendum and returns to office from suspension. |
| 57201 | May.19 | Event | 2010 – The Royal Thai Armed Forces concludes its crackdown on protests by forcing the surrender of United Front for Democracy Against Dictatorship leaders. |
| 57202 | May.19 | Event | 2012 – Three gas cylinder bombs explode in front of a vocational school in the Italian city of Brindisi, killing 1 and injuring 5 others. |
| 57203 | May.19 | Event | 2012 – A car bomb explodes near a military complex in the Syrian city of Deir ez-Zor, killing 9 people. |
| 57204 | May.19 | Birth | 1593 – Jacob Jordaens, Flemish painter and illustrator (d. 1678) |
| 57205 | May.19 | Birth | 1616 – Johann Jakob Froberger, German organist and composer (d. 1667) |
| 57206 | May.19 | Birth | 1700 – José de Escandón, 1st Count of Sierra Gorda, Spanish sergeant and politician (d. 1770) |
| 57207 | May.19 | Birth | 1724 – Augustus Hervey, 3rd Earl of Bristol, English admiral and politician, Chief Secretary for Ireland (d. 1779) |
| 57208 | May.19 | Birth | 1744 – Charlotte of Mecklenburg-Strelitz (d. 1818) |
| 57209 | May.19 | Birth | 1762 – Johann Gottlieb Fichte, German philosopher and academic (d. 1814) |
| 57210 | May.19 | Birth | 1773 – Arthur Aikin, English chemist and mineralogist (d. 1854) |