French ship Diadème (1756)

Diadème was the lead ship of the Diadème class 74-gun ship of the line of the French Navy.

On 17 March 1757, along with the 64-gun FRENCH SHIP Éveillé, she captured HMS Greenwich (1747), commanded by Captain Robert Roddam, off Saint-Domingue.

In 1780, under Dampierre she was part of La Motte-Piquet's squadron, along with FRENCH SHIP Annibal, FRENCH SHIP Amphion and FRENCH SHIP Réfléchi.

She took part in the naval operations in the American Revolutionary War under de Grasse, notably fighting at the Battle of the Chesapeake.

On 29 September 1792, she was renamed Brutus.

She was razéed down to a 42-gun frigate in May 1794, and took part in the Bataille du 13 prairial an 2 in June, taking the FRENCH SHIP Indomptable in tow.

She was eventually broken up in 1797.