First English Civil War First English Civil War (1642–1646), the Second English Civil War (1648–1649), and the Third English Civil War (1649–1651). For the most part, accounts summarise the two sides that fought the English Civil Wars as the Royalist Cavaliers of Charles I of England versus the Parliamentarian Roundheads. However, as with many civil wars, loyalties shifted for various reasons, and both sides changed significantly during the conflicts. During this time, the Irish Confederate Wars (another civil war) continued in Ireland, starting with the Irish Rebellion of 1641 and ending with the Cromwellian conquest of Ireland. Its incidents had little or no direct
Names of the American Civil War used the terms "the present civil war between the United States and the so called Confederate States", as well as "the civil war such as that now waged between the Northern and Southern States". English-speaking historians outside the United States usually refer to the conflict as the "American Civil War". These variations are also used in the United States in cases in which the war might otherwise be confused with another historical event (such as the English Civil War, the Irish Civil War or the Spanish Civil War). The term "War Between the States" was rarely used during the war