resign one's commission

Despite everything, though, he couldn't bring himself to resign his commission.

It is certain that he resigned his commission in 1766.

In bad health, he would resign his commission and leave the army on January 11, 1863.

After a moment she asked, "Why did you resign your commission?"

It's the thing I like to do best, but they have forced me to resign my commission.

"But you were asked to resign your commission," said Mother.

In September 1864 he resigned his commission because of bad health.

But I would like to get this done with and resign my commission.

He resigned his commission with effect from October 30, 1950.

He then married, started a family, and resigned his commission in 1846.