Here’s a look at some interesting events that took place on this day in history:

1920 – In Dublin, 31 people are killed in what became known as “Bloody Sunday” (More info)

1922 – Rebecca Latimer Felton of Georgia takes the oath of office, becoming the first female United States Senator (More info)

1959 – Disc jockey Alan Freed, who popularized the term “rock and roll,” is fired from WABC-AM radio for participating in the payola scandal (More info)

1980 – A deadly fire breaks out at the MGM Grand Hotel in Las Vegas, killing 87 and injuring more than 650 in the worst disaster in Nevada history (More info)

1980 – Hundreds of millions around the world tune in to television’s popular primetime drama ‘Dallas’ to find out who shot J.R. Ewing, the character fans loved to hate (More info)