+The early 20th century was a transformative era, marked by unprecedented [technological progress](/wiki/technology) and the cataclysm of [World War](/wiki/world_war). This period profoundly reshaped societies, cultures, and global politics, laying the groundwork for the contemporary world.
+## See also
+- [World War I](/wiki/world_war_i)
+- [Modernism](/wiki/modernism)
+- [Social Reform](/wiki/social_reform)
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