Imagine being at a playground with your friends, and there's a big group of kids who want to take your toys. You can either try to hold onto your toys by yourself, or you can gather all of your friends together and protect your toys as a group. This is what collective protection is.
Collective protection means that a group of people work together to protect something. It can be anything from protecting toys on a playground to protecting a group of people from a disease. When people work together, it is harder for bad things to happen because everyone is looking out for each other.
For example, imagine a group of people who live in a village. They know that there is a dangerous disease going around, so they decide to work together to protect themselves from getting sick. They make sure that everyone in the village is washing their hands and wearing masks when they go outside. They also make sure that sick people stay home and don't spread the disease to others. By working together, the group is able to protect themselves from the disease and stay healthy.
Overall, collective protection means working together to keep ourselves and others safe from harm. It's important because when we work together, we can accomplish much more than we could on our own.