During the Boer War, three Australian lieutenants are on trial for shooting Boer prisoners. Though they acted under orders, they are being used as scapegoats by the General Staff, who hopes to distance themselves from the irregular practices of the war. The trial does not progress as smoothly as expected by the General Staff, as the defence puts up a strong fight in the courtroom.

When cocky military lawyer Lt. Daniel Kaffee and his co-counsel, Lt. Cmdr. JoAnne Galloway, are assigned to a murder case, they uncover a hazing ritual that could implicate high-ranking officials such as shady Col. Nathan Jessep.

Island of Java, 1942, during World War II. British Major Jack Celliers arrives at a Japanese prison camp, run by the strict Captain Yonoi. Colonel John Lawrence, who has a profound knowledge of Japanese culture, and Sergeant Hara, brutal and simpleton, will witness the struggle of wills between two men from very different backgrounds who are tragically destined to clash.

After a bomb kills their company commander in Iraq, British soldiers Treacle and Shane are ordered to round up suspects and use torture on the detainees. Back home, the press gets the story and the pair achieves instant infamy.

When a US Naval captain shows signs of mental instability that jeopardize his ship, the first officer relieves him of command and faces court martial for mutiny.

A Marine Colonel is brought to court-martial after ordering his men to fire on demonstrators surrounding the American embassy in Yemen.

The story is set in the British province of New York during the French and Indian War, and concerns—in part—a Huron massacre (with passive French acquiescence) of between 500 to 1,500 Anglo-American troops, who had honorably surrendered at Fort William Henry, plus some women and servants; the kidnapping of two sisters, daughters of the British commander; and their rescue by the last Mohicans.

Barney Greenwald, a skeptical lawyer, reluctantly defends an officer of the navy who took control of the Caine from its captain, Lt. Philip Francis Queeg, while caught in a violent sea storm. As the court-martial proceeds, however, Greenwald increasingly questions if it was truly a mutiny or rather the courageous acts of a group of sailors who could not trust their unstable leader.

Military investigator Colonel Edwards is assigned a case involving Major Cargill, a Korean War POW who is accused of treason. Although Cargill admits his guilt and Edwards' superiors are impatiently pushing Edwards to move the case to court martial, Edwards becomes convinced of Cargill's innocence.

Major Charles Carrington (David Niven) is arrested for taking £125 from the base safe. He also faces two other charges that could finish his distinguished service career. He decides to act in his own defence at his court martial hearing, his argument being that he is owed a lot of money from the army for his various postings that have cost him out of his own pocket. To further complicate the proceedings, Carrington alleges he told his superior, the very disliked Colonel Henniker, that he was taking the money from the safe. A man's career, his marriage, and quite a few reputations all hang in the balance.

Respected black cavalry Sergeant Brax Rutledge stands court-martial for raping and killing a white woman and murdering her father, his superior officer.

On the eve of WW-I the French Navy ship Lafayette returns to its Toulon base for one night. There is no shore leave, although wives are permitted to come to a party. The strain of command on the older captain and his new, young wife is very great.