Question: When was the 16th amendment added to the constitution?
qaPairs: question: When was the 16th amendment passed by congress in the US?
answer: 1909
question: When was the 16th amendment added to the US constitution ?|When was the 16th amendment added to the US constitution?|When was the 16th amendment ratified in the US?
answer: February 3, 1913
February 3 , 1913
question: When was the 16th amendment added to the Irish constitution?
answer: 12 December 1996
question: When was the 16th amendment added to the constitution of Pakistan?
answer: August 5, 1999
question: When was the 16th amendment added to the South African constitution?
answer: 3 April 2009