[I]n Citizens United... justices ruled that corporations have a First Amendment right to spend their money to influence elections. The decision was w… - Adam Winkler

Although a procedural snafu prevented the Supreme Court from issuing a final ruling... justices soon after embraced Conkling's argument... In the years that followed, the Supreme Court would invoke those corporate rights to invalidate numerous laws governing how businesses were to be run, supervised, and taxed. Between 1868, when the amendment was ratified, and 1912, when a scholar set out to identify every Fourteenth Amendment case heard by the Supreme Court... 28 cases [dealt] with the rights of African Americans... 312 cases... with the rights of corporations.

The National Rifle Association’s days of being a political powerhouse may be numbered.
Why? The answer is in the numbers.
Support for, and opposition to, gun control is closely associated with several demographic characteristics, including race, level of education and whether one lives in a city. Nearly all are trending forcefully against the NRA.
The core of the NRA’s support comes from white, rural and relatively less educated voters. This demographic is currently influential in politics but clearly on the wane.
...the heart of the organization’s power is the voters it can turn out to vote, and they are likely to decline in number.

Corporations did not win their constitutional rights in quite the same way as women, racial minorities, or gays and lesbians... [who] pursued their claims in both courts of law and the court of public opinion. To achieve lasting constitutional change... required more... Lawsuits were backed up by broad-based, popular social movements that demanded rights for those who had been denied the original premise of We the People.