Institutions Royal Navy British Army New Model Army (1645) Kitchener's Army (1914) Royal Air Force Royal Ordnance National Service (1949 - 1960) Alliances Scottish Auld Alliance (1165-1560) English Anglo-Portuguese alliance (1386-) Triple Alliance (1668) Grand Alliance (1689 - ?) British Anglo-Portuguese alliance (1704-) Triple Alliance (1717) Triple Alliance (1788) NATO (1949-) Western European Union (1954-) Military encounters Roman Invasion (43) Manduessedum (61) Battle of Mons Graupius (83) Norman Conquest (1066) Battle of Hastings (1066) Third Crusade (1189) Wars of Scottish Independence (1296 - 1333) Hundred Years' War (1337 to 1453) Battle of Agincourt (1415) Wars of the Roses (1455 - 1485) Italian Wars (1494 – 1559) Eighty Years' War (1598 - 1648) Spanish Armada (1588) Bishops' Wars (1639 - 1640) British Civil War (1642 - 1649) First Anglo-Dutch War (1652 - 1654) Anglo-Spanish War (1654 - 1660) Second Anglo-Dutch War (1665 - 1667) War of Devolution (1667 - 1668) Third Anglo-Dutch War (1672 - 1674) King Philip's War (1675 - 1676) Monmouth Rebellion (1685) Battle of Sedgemoor (1685) - last battle on English soil War of the Grand Alliance (or King William's War) (1688 - 1697) Jacobite Rebellions (1689 - 1746) Battle of Culloden (1746) - last battle on the British mainland War of the Spanish Succession (1702 - 1713) Queen Anne's War (1702 - 1713) War of Jenkins' Ear (1739 - 1742) War of the Austrian Succession (1740 - 1748) Seven Years War (1756-1763) Fourth Anglo-Dutch War (1780-1784) American War of Independence (1775 to 1783) Napoleonic Wars (1803 - 1815) Battle of Trafalgar (1805) British-American War (1812) First Anglo-Afghan War First Opium War (1839 - 1842) Crimean War (1854 - 1856) Charge of the Light Brigade Second Opium War (or The Arrow War) (1856 - 1860) Anglo-Zulu War (1879) Boer War ( 1880 - 1881 and 1899 - 1902) Anglo-Irish War (1919 - 1921) World War I (1914 - 1918) World War II (1939 - 1945) British military history of World War II British Commandos Bletchley Park Cold War (1945 - 1991) Malayan Emergency (1948 - 1960) Korean War (1950 - 1953) Mau Mau Uprising (1952 - 1960) Cyprus Emergency (1955 - 1959) Suez Crisis (1956) Konfrontasi (1962-1966) Aden Emergency (1963 - 1967) Icelandic Cod War (1975 - 1976) Falklands War (1982) Gulf War (1990 - 1991) Kosovo War (1999) Sierra Leone (2000) 2001 Afghanistan War (2001-2002) 2003 invasion of Iraq (2003) See also History of the United Kingdom British Empire UK topics List of battles (geographic) List of wars