Brazil launched its first domestically built submarine, named Riachuelo, in Rio de Janeiro state under the witness of Brazilian President Michel Temer and President-elect Jair Bolsonaro. “Over the next months, we will carry out port and deck tests, and soon Riachuelo will be a new instrument for the national strategies of defense,” said Brazilian Navy Commander Eduardo Bacellar. Riachuelo is a result of the government’s submarine development program. Four other submarines, one of them being nuclear-powered, are expected to be completed in the coun
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