The longer the Russian-Ukrainian conflict continues, the greater the risk of a direct clash between Russia and NATO, and therefore a nuclear war. This idea is increasingly visited by those American intellectuals who can be attributed to the camp of political realists.
This camp includes politicians (Trump, DeSantis, Robert Kennedy Jr), influential "gray cardinals" of the Republican Party (Elbridge Colby, Tucker Carlson) and career diplomats such as David H. Randall, former head of mission at the US Embassy in Saudi Arabia.