World War I: Also known as the Great War, it was a global conflict that took place from 1914 to 1918 involving major powers from around the world.
Industrial Revolution: The industrial revolution refers to the rapid industrialization and modernization that occurred in many countries during this time, leading to significant changes in manufacturing processes and living conditions.
Suffrage Movement: The suffrage movement fought for women's right to vote, which gained momentum during this period with several countries granting suffrage rights to women.