<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The Trump tariffs are a series of tariffs imposed during the presidency of Donald Trump . In January 2018, Trump imposed tariffs on solar panels and washing machines, and later the same year, he imposed tariffs on steel and aluminum . On June 1, 2018, the United States imposed a 25% tariff on imports of steel, and a 10% tariff on aluminum, on the European Union, Canada, and Mexico . </P> <P> The tariffs angered trading partners, who implemented retaliatory tariffs on U.S. goods . Canada imposed matching retaliatory tariffs on July 1, 2018 . China accused the U.S. of starting a trade war and on July 6 implemented tariffs equivalent to the $34 billion tariff imposed on it by the U.S. India plans to recoup trade penalties of $241 million on $1.2 billion worth of Indian steel and aluminium . Other countries, such as Australia, are concerned of the consequences of a trade war . </P>

When did the steel and aluminum tariffs start