\ What role did the United States play in creating and implementing alliances, both domestically and internationally?

Important role.

Explanation:

It should be understood that most countries of the world form alliances with the others for so many reasons. These include economy, technology, funding and so on.

And the U.S is not left out, so this alliance has given them a unique leverage in addressing various economic, diplomatic and geopolitical issues in those regions they have alliances with.

a   church leadership can be defined as a process of influencing other people to work together to accomplish a desired purpose.

in this case one person acting as a role model and influencing other to work as one person to accomplish a certain misson or purpose.

this can be either leading people to do the work of god