That is a critical issue.
What is happening is, every time a factory in America is exported, all the employees in the USA lose their jobs.
All of them.
Some of those employees used to be Republicans. Once they are all laid off, they become all democrats.
America must stop outsourcing. The fight is becoming America vs our foreign competitors, and our foreign competitors are becoming more of a threat to America’s future than any Americans.
Hire American.
Buy American.
Fix the problem.
Actually it was the loss of the Reagan Democrats you describe that brought us Obama's first and second terms.