Almost every major American city expanded its boundaries after 1850.

Instead, he worked at expanding the boundaries of his known world slowly.

If we need to expand the boundaries, that's easily done.

And it was important to expand the boundaries of what we considered acceptable.

On July 26, 1979, the historic district expanded its boundaries.

With help from state and federal funding, the park expanded its boundaries during the late 1990s to 3,712 acres.

A man could not expand the boundaries of his society without creating enemies.

My mission is to expand the boundaries of knowledge that make a worldwide impact.

Around 1440 the Inca started to expand their political boundaries.

He was not interested in experimentation or expanding the boundaries of art.