By Luciana Magalhaes, Ricardo Brito and Lisandra Paraguassu SAO PAULO (Reuters) -Brazil's Supreme Court was caught off-guard by Justice Alexandre de Moraes' decision late on Monday to place former President Jair Bolsonaro under house arrest,

The trial of the far-right leader is receiving renewed attention after U.S. President Donald Trump directly tied a 50% tariff on imported Brazilian goods to his ally's judicial situation.

The ruling comes a month after Brazil’s top court ordered the former president to wear an ankle monitor, submit to a curfew and abide by limitations on his activity as legal proceedings investigating an alleged coup plot continue.