Answer: The Wagner Act, or the National Labor Relations Act, was a New Deal reform passed by President Franklin Roosevelt on July 5, 1935. It was instrumental in preventing employers from interfering with workers' unions and protests in the private sector.
Explanation:
I think it’s -6+(-3) + 5 if I am right
I believe the answer is: It delayed or extended nationalist struggles.
The nationalist struggles come after different nations started to fully embodied nationalist movement, which make them tend to incline to prove their nation's superiority over another nations. This type of thinking often lead to conflicts among these european nations.