WASHINGTON/LONDON (Reuters) -From punishing Brazil to trying to curb imports of fentanyl, U.S. President Donald Trump has wielded the threat of tariffs as an all-purpose foreign policy weapon. With a Friday deadline for Russia to agree to peace in Ukraine or have its oil customers face secondary tariffs,

The US economy will feel the pain if Trump goes ahead with his plan to whack countries buying Moscow’s oil with fresh tariffs on their goods.

Indian Prime Minister Narendra Modi and Brazil's President Luiz Inacio Lula da Silva spoke by phone on Thursday, their offices said, discussing a broad range of topics that included tariffs imposed by the United States on goods from both countries.

Brazil has requested consultations at the World Trade Organization over tariffs imposed by U.S. President Donald Trump on the South American nation.