Okay kiddo, so during World War II, some countries were fighting against each other. One of these countries was called Germany, and they were very mean to other countries. Another country, called the Soviet Union, was fighting against Germany too. Here's where the Arctic Convoys come in.
The Arctic Convoys were groups of ships that were sent from England to the Soviet Union to help them in the war. These ships had supplies like food, weapons, and other things that the Soviet Union needed to fight against Germany. But the route that these ships had to take was really dangerous, because they had to sail through the Arctic Ocean, where the weather is very cold and stormy.
Germany had airplanes and submarines that they used to try to stop the ships from reaching the Soviet Union. They would try to bomb the ships from the air, or send submarines to attack them from underwater. So the sailors on the ships were very brave, because they knew they might be attacked at any moment.
The journey was also very long, and it took the ships weeks or even months to get to the Soviet Union. The sailors had to be careful to keep their ships running smoothly, and make sure they had enough food and supplies to last the whole trip.
In the end, the Arctic Convoys were very important because they helped the Soviet Union to keep fighting against Germany. But a lot of sailors lost their lives on these dangerous journeys. So it's important to remember their bravery and sacrifice.