The WannaCry ransomware attack impacts over 400,000 computers worldwide, targeting computers of the United Kingdom's National Health Services and Telefónica computers. Date: May 12, 2017 Read more on Wikipedia → 📅 Other events on May 12 📅 Events on this day in 2017 📅 On This Day (Today)

Middle/end of the May 2024 solar storms, the most powerful set of geomagnetic storms since the 2003 Halloween solar storms. Date: May 12, 2024 Read more on Wikipedia → 📅 Other events on May 12 📅 Events on this day in 2024 📅 On This Day (Today)

Uruguay becomes a signatory to the Buenos Aires copyright treaty. Date: May 11, 1919 Read more on Wikipedia → 📅 Other events on May 11 📅 Events on this day in 1919 📅 On This Day (Today)

In the deadliest of a series of tornadoes, an F5 tornado kills 114 in Waco, Texas. Date: May 11, 1953 Read more on Wikipedia → 📅 Other events on May 11 📅 Events on this day in 1953 📅 On This Day (Today)

The 1970 Lubbock tornado kills 26 and causes $250 million in damage. Date: May 11, 1970 Read more on Wikipedia → 📅 Other events on May 11 📅 Events on this day in 1970 📅 On This Day (Today)

Aeroflot Flight 6551 crashes in Semey, Kazakh Soviet Socialist Republic (now Kazakhstan), killing all 63 aboard. Date: May 11, 1973 Read more on Wikipedia → 📅 Other events on May 11 📅 Events on this day in 1973 📅 On This Day (Today)

Citing government misconduct, Daniel Ellsberg's charges for his involvement in releasing the Pentagon Papers to The New York Times are dismissed. Date: May 11, 1973 Read more on Wikipedia → 📅 Other events on May 11 📅 Events on this day in 1973 📅 On This Day (Today)

Fifty-six spectators die and more than 200 are injured in the Bradford City stadium fire. Date: May 11, 1985 Read more on Wikipedia → 📅 Other events on May 11 📅 Events on this day in 1985 📅 On This Day (Today)

Klaus Barbie goes on trial in Lyon for war crimes committed during World War II. Date: May 11, 1987 Read more on Wikipedia → 📅 Other events on May 11 📅 Events on this day in 1987 📅 On This Day (Today)