1) The Treaty of Versailles, signed in 1919, officially ended World War I and imposed heavy penalties and reparations on Germany.

2) Many mountains have cultural and spiritual significance for local communities and are often considered sacred or revered in religious traditions.

3) The American Civil Rights Movement, led by figures like Martin Luther King Jr., fought for equal rights and helped bring about significant social and legislative changes.

4) Sloths only poop once a week, and when they do, they lose about one-third of their body weight.