As the November presidential election approaches, labor stakeholders say one thing is clear: Labor relations across the nation could see big changes if Democratic presidential nominee Joe Biden wins the vote.

Biden has promised over the course of his presidential bid to strengthen protections for unions and organizing workers, voicing support for legislation to amend the National Labor Relations Act and severe penalties for employers who illegally oppose unions -- changes that hold appeal for labor at a time when union membership in the U.S. has fallen to historic lows...