Fourteen of America’s 25 Biggest Campaign Donors Are Unions
...The top campaign donor of the last 25 years is ActBlue, an online political-action committee dedicated to raising funds for Democrats. ActBlue’s political contributions, which total close to $100 million, are even more impressive when one realizes that it was only launched in 2004. That’s $100 million in ten years.

Fourteen labor unions were among the top 25 political campaign contributors.

Three public-sector unions were among the 14 labor groups: the American Federation of State, County, and Municipal Employees; the National Education Association; and the American Federation of Teachers. Their combined contributions amount to $150 million, or 15 percent of the top 25’s approximately $1 billion in donations since 1989.

Public- and private-sector unions contributed 55.6 percent — $552 million — of the top 25’s contributions....

The Biggest All-Time Donors in American Politics Are . . .
...The top donor overall donor that gave a majority of its donations to Republican candidates, parties, Leadership PACs and other committees from 1989 to 2014 is . . .

You’re not going to believe this. Really, you won’t.

The United Parcel Service....