July 24: Pioneer Day in Utah
- 1847 – Brigham Young led the first group of Mormon pioneers into Salt Lake Valley, then part of Mexico.
- 1911 – In the Peruvian Andes, Hiram Bingham re-discovered Machu Picchu, "the Lost City of the Incas".
- 1927 – The Menin Gate war memorial in Ypres, Belgium was unveiled.
- 1929 – The Kellogg-Briand Pact, renouncing war as an instrument of foreign policy, went into effect.
- 2001 – Simeon Saxe-Coburg-Gotha, the last Tsar of Bulgaria when he was a child, was sworn in as Prime Minister of Bulgaria, becaming the only monarch in history to regain political power through democratic election to a different office.
July 24: Pioneer Day in Utah
- 1847 – Brigham Young led the first group of Mormon pioneers into Salt Lake Valley, then part of Mexico.
- 1911 – In the Peruvian Andes, Hiram Bingham re-discovered Machu Picchu, "the Lost City of the Incas".
- 1927 – The Menin Gate war memorial in Ypres, Belgium was unveiled.
- 1929 – The Kellogg-Briand Pact, renouncing war as an instrument of foreign policy, went into effect.
- 2001 – Simeon Saxe-Coburg-Gotha, the last Tsar of Bulgaria when he was a child, was sworn in as Prime Minister of Bulgaria, becaming the only monarch in history to regain political power through democratic election to a different office.