As GOP alarm about the midterms worsens, a progressive data researcher explains the deeper reasons voters are so angry and dissatisfied right now—especially in red states with big Senate races.

The ad, which ethics experts said could violate federal law, shows Mr. Trump vowing to “expel the warmongers” from the government and fight the “deep state,” even as he wages a war with Iran.

Immigration enforcement in Kansas, Texas, Florida and beyond is forcing battleground Republicans to answer for the fallout.

Christos Marafatsos works as an energy lobbyist while also closely advising the U.S. ambassador to Greece.

WASHINGTON – Sen. Patty Murray of Washington state, the top Democrat on the Senate committee responsible for federal spending, demanded Thursday that the White House stop airing a taxpayer-funded TV a...