Mainz (German: [maɪ̯nt͡s] ( listen); Laitin: Mogontiacum, French: Mayence) is a ceety in Germany an the caipital o the German federal state o Rhineland-Palatinate. It wis a poleetically important seat o the Prince-elector o Mainz (see: Airchbishopric o Mainz) unner the Holy Roman Empire, an previously wis a Roman fort ceety which commandit the wast bank o the Rhine an formit pairt o the northmaist frontier o the Roman Empire. Mainz is locatit on the river Rhine athort frae Wiesbaden, in the wastren pairt o the Frankfurt Rhine-Main Region; in the modren age, Frankfurt shares hintle o its regional importance.
Mainz wis foondit as a militar post bi the Romans in the late 1st century BC. The first European beuks printit uisin movable type wur manufactured in Mainz bi Gutenberg in the early 1450s. Up till the twintiet century, Mainz wis uisually referred tae in Inglis as Mayence.