A coalition government is a form of government where multiple political parties cooperate to form an organization.

They are my best friends.

We need to cooperate to make this project successful.

We have to cooperate to make the project successful.

They cooperated to form a coalition government.

They decided to form a coalition for political reasons.

He is opposed to the new administration.

The formation of a mountain requires millions of years.

He formed a new team.

We donated a cooperation fee to support local activities.