The worst mistake in US history was the conversion after World War II of the US government from a constitutional, limited-government republic to a national-security state. Nothing has done more to warp and distort the conscience, principles, and values of the American...

After fifty years of imposing embargoes and other sanctions, the United States never managed to topple Cuba's communist regime. After forty years of the same in Iran, the US met with similar amounts of success. Ongoing sanctions against North Korea have not toppled to...