This month is called May

Today in 1773 – The Parliament of Great Britain passes the Tea Act, designed to save the British East India Company by reducing taxes on its tea and granting it the right to sell tea directly to North America. The legislation leads to the Boston Tea Party.

Today in 1869 – The First Transcontinental Railroad, linking the eastern and western United States, is completed at Promontory Summit, Utah (not Promontory Point, Utah) with the golden spike.