Trump proposes 100% tariffs on foreign nations to combat de-dollarization and maintain the U.S. dollar’s dominance.Concerns about a weakening dollar arise due to American sanctions on Russia and high U.S. interest rates.Trump supports U.S.-pegged stablecoins to strengthen the dollar and prevent other countries, especially China, from gaining a competitive edge.Trump's strategy includes threats of tariffs and promoting cryptocurrencies to maintain the dollar's dominance and prevent de-dollarization.