Wikipedia:Selected anniversaries/July 24
July 24: Tisha B'Av in Judaism (2007), Pioneer Day in Utah, Simón Bolívar Day in Ecuador and Venezuela.
- 1411 – Forces of Donald of Islay, Lord of the Isles and chief of Clan Macdonald, fought an army commanded by Alexander Stewart, Earl of Mar at the Battle of Harlaw near Inverurie in Aberdeenshire, Scotland.
- 1567 – Mary, Queen of Scots was deposed by Protestant rebels and was replaced on the Scottish throne by her one-year-old son King James VI.
- 1847 – After 17 months of travel, Brigham Young led the first group of Mormon pioneers into the Salt Lake Valley of Utah, at the time a part of Mexico.
- 1911 – In the Peruvian Andes, American explorer Hiram Bingham re-discovered Machu Picchu (pictured), then thought to be the "Lost City of the Incas".
- 1943 – World War II: RAF Bomber Command started Operation Gomorrah, the strategic bombing of Hamburg, Germany that spanned over several days and eventually killed at least 50,000 and left over a million others homeless.
- 2001 – Simeon Saxe-Coburg-Gotha, the last Tsar of Bulgaria when he was a child, was sworn in as Prime Minister of Bulgaria, becoming the first monarch in history to regain political power through democratic election to a different office.
More events on this day... Recent days: July 23 – July 22 – July 21