OCAS. Organization of Central American States. 1951-. For regional and economic unity. CACM.

Occam, William. c1280-1349. English Franciscan Nominalist philosopher. “Science is about things, philosophy about terms and concepts”. Occam’s razor: “It is vain to do with more, what can be done with fewer” (Science or Logic). Incompatibility of knowledge and faith, 1332. Opposed Aquinas Aristotelian realism. “Universal ideas exist only in the mind”. Influenced Reformation.

Occasionalism. Will is free. God arranges that what man wills, happens. Determinism. Free Will.

Ochs, Adolph. 1858-1935. US journalist vs Yellow (sensationalist) Journalism. NY Times.

O’Connell, Daniel. 1775-1847. Irish leader. Founded Catholic Association, 1823. Election to Parliament led to Catholic Emancipation Act, 1829.

October Manifesto. 1905. Nicholas II response to Russian Revolution. If enacted would have created a consititutional monarchy. Octobrists.

October Revolution. 1917. Bolsheviks, Lenin and Trotsky overthrow Kerensky’s Socialist provisional government in Russian Revolution.

Odeon. Athenian place of music and poetry competition. Parisian theater 1728.

OECD. Organisation for Economic Cooperation and Development. 1961. For expansion of world trade. OEEC + US, Canada, Australia, NZ.

Oecolampadius, Johannes. 1482-1531. German Reformation theologian. Drafted Confession of Basel 1531.

OEEC. Organization for European Economic Cooperation. 1948-61. Western European trade organization. OECD.

Offa. 755-796. King of Mercia 757-. Founded St. Alban’s abbey. Dee Dyke vs Welsh 785. Introduced coinage. Treaty with Charlemagne. Began unification of England.

OGPU. 1923. Soviet secret police. 1934 NKVD. KGB.

O’Higgins, Bernardo. 1778-1842. Chilean revolutionary, First president. 1818-23. Deposed.

Ojibwa. (Chippewa). North American Indians near Great Lakes. Supported French vs British in 7 Years War, British vs Americans in Revolution.

Okubo, Toshimichi. 1830-78. Japanese statesman. Meiji Restoration. Westernized Japan.

Olaf I. c963-1000. King of Norway 995-. Began conversion to Christianity.

Olaf II. c995-1030. 1015-28. Converted Norway. Patron Saint. First National legislation.

Old Age Pensions. 1909 Britain, 1935 US.

Old Ironsides. 1797. US frigate Constitution. Tripolitan War. War of 1812.

Old Testament. 10C BC. Hebrew portion of Bible. Apocrypha. Latin Vulgate.

Oldenbarneveldt, Jan van. 1547-1619. Dutch statesman vs Spanish occupation. Negotiated Treaty of Utrecht.

Olive Branch Petition. 1775. Moderate Americans attempt to avoid war. Ignored by George III.

Olmecs. c1150-800BC. Mexican Gulf coast civilization.

Olmütz, Treaty. 1850. Restored German Confederation under Austria.

813 more results ...