January 19, 1812: After a ten day siege, the Duke of Wellington orders British soldiers of the Light and Third divisions to storm Ciudad Rodrigo.
January 20, 1783: Great Britain signs a peace treaty with France and Spain, officially ending hostilities in the American War of Independence.
January 21, 1793: Louis XVI of France is executed by guillotine.
January 22, 1506: The first contingent of Swiss Guards arrives at the Vatican.
January 23, 1849: Elizabeth Blackwell is awarded an M.D., becoming the first female doctor in the US.
January 24, 1857: The University of Calcutta is founded.
January 25, 1858: Queen Victoria’s daughter Victoria marries Friedrich of Prussia, using Felix Mendelssohn’s The Wedding March as part of the ceremony.