Tracking Trump's visits to his properties and other conflicts of interest

The Johnson Amendment, a provision of tax law that currently bars churches and charitable groups from participating in electoral politics.

Majority Forward, the top liberal non-disclosing outside spender in the 2016 election, reported to the IRS that it spent more than $1.4 million influencing elections from June 2015.

Nine New Jersey companies that received $12.3 million in payments related to state contracts in 2016 contributed $55,900 to the Democratic Governors Association (DGA) in the first six months of 2017.