International law lesson plan

Despite those treaties and institutions, the world descended into two calamitous world wars in the first half of the twentieth century, dealing a devastating blow to the idealistic belief that international law alone could tame the world’s violence, expanding the rule of law of their own nations.

Since World War II, countries have signed numerous agreements on issues both mundane and profound, including:

Modern international law dates back to the turn of the twentieth century.
Determined to usher in an era of peace and prosperity, world leaders gathered at The Hague—a city in the Netherlands—in 1899 and 1907 to establish the first laws of war and arms control agreements.

Since World War II, countries have signed numerous agreements on issues both mundane and profound, including nuclear proliferation, trade, fishing rights, climate change, outer space, the treatment of diplomats, and the rules of war

That body of rules and regulations is collectively known as international law