Question: When was thanksgiving made a national holiday in the united states?

Disambiguated questions and answers:
context: Thanksgiving is a federal holiday in the United States, celebrated on the fourth Thursday of November. It originated as a harvest festival. Thanksgiving has been celebrated nationally on and off since 1789, with a proclamation by President George Washington after a request by Congress. President Thomas Jefferson chose not to observe the holiday, and its celebration was intermittent until President Abraham Lincoln, in 1863, proclaimed a national day of "Thanksgiving and Praise to our beneficent Father who dwelleth in the Heavens," to be celebrated on the last Thursday in November. On June 28, 1870, President Ulysses S. Grant signed into law the "Holidays Act" that made Thanksgiving a yearly appointed federal holiday in Washington D.C. On January 6, 1885, an act by Congress made Thanksgiving, and other federal holidays, a paid holiday for all federal workers throughout the United States. 
question: When was thanksgiving made a national holiday in the united states by president Grant?
short_answers: June 28, 1870
wikipage: Thanksgiving (United States)

context: Thanksgiving is a federal holiday in the United States, celebrated on the fourth Thursday of November. It originated as a harvest festival. Thanksgiving has been celebrated nationally on and off since 1789, with a proclamation by President George Washington after a request by Congress. President Thomas Jefferson chose not to observe the holiday, and its celebration was intermittent until President Abraham Lincoln, in 1863, proclaimed a national day of "Thanksgiving and Praise to our beneficent Father who dwelleth in the Heavens," to be celebrated on the last Thursday in November. On June 28, 1870, President Ulysses S. Grant signed into law the "Holidays Act" that made Thanksgiving a yearly appointed federal holiday in Washington D.C. On January 6, 1885, an act by Congress made Thanksgiving, and other federal holidays, a paid holiday for all federal workers throughout the United States. 
question: When was thanksgiving made a national holiday and paid federal holiday in the united states?
short_answers: January 6, 1885
wikipage: Thanksgiving (United States)

context: No context provided
question: When was thanksgiving made a national holiday with a permanent observation date in the united states?
short_answers: October 6, 1941

Long answers:
knowledge: content: On October 6, 1941, both houses of the U.S. Congress passed a joint resolution fixing the traditional last-Thursday date for the holiday beginning in 1942. However, in December of that year the Senate passed an amendment to the resolution that split the difference by requiring that Thanksgiving be observed annually on the fourth Thursday of November, which was usually the last Thursday and sometimes (two years out of seven, on average) the penultimate.
wikipage: Thanksgiving (United States)
long_answer: Thanksgiving was first made a national holiday by President Grant on June 28, 1870. On January 6, 1885, an act by Congress made Thanksgiving, and other federal holidays, a paid holiday for all federal workers throughout the United States. On October 6, 1941, both houses of the U.S. Congress passed a joint resolution fixing the traditional last-Thursday date for the holiday beginning in 1942. However, in December of that year the Senate passed an amendment to the resolution that split the difference by requiring that Thanksgiving be observed annually on the fourth Thursday of November, which was usually the last Thursday and sometimes the penultimate.