As a result of the military convention between the Kingdom of Prussia and the Free and Hanseatic City of Bremen on 27 June 1867, the "Bremen" Fusilier Battalion, founded in 1813, was incorporated in the army of the North German Confederation.

In the Franco-Prussian War, the regiment fought as part of the 17th Infantry Division in the battles of Noisseville, Loigny-Poupry, Orléans, Beaugency and Le Mans, and in the sieges of Metz and Paris.

During this war, the regiment suffered a total of 26 officer casualties, including one medical officer (5 killed in action, 2 died illness, 19 wounded), as well as 534 casualties among non-commissioned officers and men (110 killed in action, 54 died of illness, 16 missing and 354 wounded).

The regiment spent the entirety of World War I, except for some temporary detachments, as part of the 17th Infantry Division on the Western Front.

An estimated 19,735 men served in the active regiment over the course of the war.

[2] Two officers of the regiment, Oberstleutnant Wilhelm Hagedorn and Major Walter Caspari, were decorated with the Pour le Mérite, Prussia's highest military honor for officers.

Sixteen officers, including Hagedorn and Caspari, were decorated with the Knight's Cross of the Royal House Order of Hohenzollern with Swords.

[3] Several years after the war, former members of the regiment formed a veterans organization Kameradschaftsbund der Fünfundsiebziger (from 1939 to 1943: Traditionsverband des Ehem.

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