Which state had the first labor day law passed on feb. 21, 1887?

The Labor Day law was first passed and carried out in New York State, primarily by the union group Knights of Labor, who were protesting harsh and often dangerous work conditions. 

According to the history, the first state bill of labor days was introduced to New York Legistrature. But it was in Oregon that passed the Labor day law on the 21st of February 1887. Some facts about labor day, It was the Canada who first established labor day in year 1872 but It became a law in Oregon during the year of 1887. In year 1894, it became a regular holiday. And it is in New York City that has the largest Labor day parade.

Ithink that story needs some revising. hmm some academic language perhaps? and sylvia is but i do think that rainbow is spectacular