Western Church the part of the Christian Church historically originating in the Latin Church of the Western Roman Empire, including the Roman Catholic Church and the Anglican, Lutheran, and Reformed Churches, especially as distinct from the Eastern Orthodox Church.
Western Empire the western part of the Roman Empire, after its division in ad 395.
Western Front the zone of fighting in western Europe in the First World War, in which the German army engaged the armies to its west, i.e. France, the UK (and its dominions), and, from 1917, the US. For most of the war the front line stretched from the Vosges mountains in eastern France through Amiens to Ostend in Belgium.