Republicans passed two make-or-break tests last week: one of party discipline, the other of political principles.

Delegates to the Republican National Convention stage a huge demonstration for Senator Barry Goldwater, after his name was placed in nomination for the Presidency. Bettmann / Getty Images There ...

Ahead of the RNC, the Republican Party released a document on the GOP’s platform, saying it aims to make the U.S. energy dominant, slash regulations on fossil fuels, get federal permitting ...