The American mission was based here around the turn of the century.

The first archaeological exploration of the site happened around the early 1930s by an American mission.

Discussions were carried out in the afternoon at the American mission.

But it also raised questions about the usefulness of the American military mission.

Maybe he could tell someone with the American mission.

To the government, to its stockholders, to a larger American political mission?

More likely, the American mission would cost more than $2 billion for a year.

It will be the first launching of an American planetary mission since 1978.

It reflects a more fundamental dispute over the American mission.

Somebody doesn't want an American to make the rendezvous mission.