He contends that nuclear weapons are necessary for national defense.

Dear friends, although I was making every effort to write to you concerning our common salvation, I considered it a necessity to write to you to encourage you to contend for the faith delivered once and for all to the saints.

The customer contended that she had been cheated.

To contend in a joust, be it verbal, one must also behave in a chivalrous way.

The pale moon, which had hitherto been contending with flitting clouds, now shone out, and gave them a view of the solitary and naked tower.

I contended against falsehood.

He contends that primitive life once existed on Mars.

The flyweight champion contended with a strong challenger.

Tom isn't even a contender.

Going forward from thence, he digged another well, for which they contended not; therefore he called the name thereof, Latitude, saying: Now hath the Lord given us room, and made us to increase upon the earth.