Meanings of general commander in English

The British minister, Sir Claude MacDonald, was chosen general commander of the defense, with the secretary of the American legation, Mr. E.G.

The general commander-in-chief expresses his warm approbation of the conduct of the two battalions of the Minho regiment of Portuguese, commanded by Colonel O'Connor.

Halleck has been transferred to Washington as a sort of general commander and adviser to the President, and they say he doesn't like Grant.