(plural paradigm shifts) 1  A radical change in thinking from an accepted point of view to a new one, necessitated when new scientific discoveries produce anomalies in the current paradigm. ( US) A radical change in thinking from an accepted point of view to a new belief.
The use of IN GOD WE TRUST has not been uninterrupted. The motto disappeared from the five-cent coin in 1883, and did not reappear until production of the Jefferson nickel began in 1938. Since 1938, all United States coins bear the inscription.
To raise money for the War of 1812, Congress imposed additional excise taxes, raised certain customs duties, and raised money by issuing Treasury notes. In 1817 Congress repealed these taxes, and for the next 44 years the Federal Government collected no internal revenue.