ELI5: Explain Like I'm 5

Arctic naval operations of World War II

During World War II, a lot of fighting happened in the bitter cold far north part of the world called the Arctic. The Arctic is where the North Pole is! But why did the fighting happen there?

Well, the Arctic is a really important place for ships to pass through. Back then, ships were how countries traded with each other, and they needed to sail through the Arctic to get to Russia, Europe, and North America. The Germans wanted to sink ships there so their enemy countries couldn't trade as much. This is called a naval blockade. The Allies wanted to protect the ships so their countries could keep trading.

The cold, icy waters of the Arctic Ocean make it really difficult to sail ships. Ships can get trapped in the ice, and the ice can damage them. Plus, the Arctic has really long nights and short days, and it's always really cold. This makes it hard for sailors to see where they're going and to stay warm.

Both the Germans and the Allies had to use special ships designed for this extreme environment. Some of these ships could break through the ice to clear a path for the other ships. Other ships had anti-aircraft guns and could shoot down planes that were trying to bomb them.

In the end, the Allies won the battle for control of the Arctic. They made sure that their ships could safely pass through to deliver important goods to their countries.