But, other outside forces have played a large role in the nation's educational development.

Environment means all of the outside forces, events and things that act on a thing.

"So what do you have in mind for an outside force?"

For my part I do not believe that any marriage was ever yet broken by an outside force.

Make it look like an attack by an outside force.

And under the present circumstances, the outside forces have the power to form the government.

I will not blame anyone else or any outside force in my life.

Without any reason to pursue further, the outside forces would leave Earth alone.

The events of the last few days had made her vulnerable to outside forces.

The outside forces help them and take over the country.