+World War II, a global conflict spanning 1939-1945, saw nations drawn into a vast struggle across continents. It remains history's deadliest war, profoundly reshaping the [World Order](/wiki/world_order) and ushering in the [Nuclear Age](/wiki/nuclear_age). Its aftermath led to new geopolitical alignments and international institutions.
+## See also
+- [World War I](/wiki/world_war_i)
+- [Cold War](/wiki/cold_war)
+- [United Nations](/wiki/united_nations)