関連ワード:
why was the 16th amendment created why was the 16th amendment created in simple terms why was the 16th amendment created simple why was the sixteenth amendment created why was the 16th amendment passed why was the 16th amendment ratified why was the 16th amendment proposed why was the 16th amendment added to the constitution why was the 16th amendment ratified in 1913 why was the 16th amendment established
