His captains were more than just leaders of independent commands.

He had never been given an independent command before.

"What I have in mind this time, however, is a more nearly independent command for you."

However, he was never given independent command for any length of time.

In some countries, a marine force is often part of a navy, but can also be under army or independent command.

His first independent command even if it was also his last.

"I still give the orders and I'll tell you when you're ready for an independent command."

Three armies now defend the town, each under independent command.

By the age of seventeen, he had an independent command.

He's a few years younger than you and it's his first independent command.