If he is returned to the White House, former President Donald Trump promises new rounds of higher tariffs that would target nearly all imports into the United States, drive up prices for consumers and businesses, and weaken America's economy.
But campaign trail promises often melt away under the practical and legal realities of governing. To implement their visions for the country, presidents usually need to gain approval from Congress and/or the courts rather than applause from the fanatical partisans who show up to campaign rallies. That's fundamental to how the federal government is supposed to work, thanks to the Constitution's emphasis on separating powers and providing checks and balances.
