March 22, 1765: The <a href="/ce6/history/A0846474.html">Stamp Act</a> was enacted on the American colonies by Britain.
March 22, 1820: U.S. naval hero <a href="/ce6/people/A0814913.html">Stephen Decatur</a> was killed in a duel with dishonored former Chesapeake captain James Barron.
March 22, 1894: The first <a href="/node/22044">Stanley Cup</a> championship game was played. The Montreal Amateur Athletic Association (which won the cup unchallenged the previous year) triumphed over the Ottawa Capitals.
March 22, 1895: <a href="/ce6/people/A0830608.html">Auguste and Louis Lumiere</a> first demonstrated <a href="/ce6/ent/A0834213.html">motion pictures</a> using <a href="/ipd/A0366228.html">celluloid</a> film in Paris.
March 22, 1933: The first German <a href="/ce6/society/A0813151.html">concentration camp</a> was opened at <a href="/ce6/world/A0814465.html">Dachau</a>.
March 22, 1945: The <a href="/ce6/history/A0804481.html">Arab League</a> was formed in <a href="/ce6/world/A0809818.html">Cairo</a>, by <a href="/node/70484">Egypt</a>, <a href="/node/70514">Iraq</a>, <a href="/node/70520">Jordan</a>, <a href="/node/70530">Lebanon</a>, and <a href="/node/70593">Syria</a>.
March 22, 1972: Congress approved the <a href="/ce6/society/A0818431.html">Equal Rights Amendment</a> and sent it to be ratified by the states. The amendment would fail to get the required 38 states to ratify it.
March 22, 1997: Comet <a href="/node/5879">Hale-Bopp</a> made its closest approach to Earth in the skies over the northern hemisphere. The comet’s next pass is predicted for the year 4397.
March 22, 2012: Amadou Toumani Touré, The President of <a href="">Mali</a>, was ousted in a coup d'état.
More events from This Day in History: March 22