Warmest Winter in History: More than 20 Cities Break or Tie All-Time Records. The winter of 2014-15 has been so exceptionally and persistently warm across the western third of the United States that more than 20 cities have tied or broken all-time records for the warmest meteorological winter (Dec. 1 through Feb. 28/29) on record.
The Louisiana Purchase occurred during the term of the third President of the United States, Thomas Jefferson, (1757-1826). Before the purchase was finalized, the decision faced Federalist Party opposition; they argued that it was unconstitutional to acquire any territory.
Thomas Jefferson-Mini Biography (TV-PG; 4:17) Thomas Jefferson was was a draftsman of the U.S. Declaration of Independence, the nation's first secretary of state, second vice president and third president. As President, he was responsible for the Louisiana Purchase.