1253 – Nichiren, a Japanese Buddhist monk, propounds Nam Myoho Renge Kyo for the first time and declares it to be the essence of Buddhism, in effect founding Nichiren Buddhism.
1253 – -May 7th) Utrecht destroyed by fire
1829 – Dutch parliament accepts new press laws
1914 – 181 die in coal mine collapse at Eccles, West Virginia
1951 – Mohammad Mosaddegh elected Prime Minister of Iran by the Parliament of Iran (Majlis)
1969 – 4th Academy of Country Music Awards: Glen Campbell and Cathie Taylor win
1975 – South-Vietnam Gen Duong Van Minh sworn in as president till April 30
1986 – Soviet TV news program Vremya announces a nuclear accident at Chernobyl nuclear power station, 2 days after the event
2013 – 8 people are killed and dozens are injured after Taliban attacks on election candidates in Pakistan
2018 – Shaquem Griffin is the first one-handed person to be drafted into the NFL, for the Seattle Seahawks