The US and Japan confirmed they will keep up efforts to implement their trade deal, as the Asian nation transitions to a new leader ahead of an expected visit to Tokyo by President Donald Trump.

Professor Michael Clarke answers your questions on the Ukraine war live here on Tuesday at 12pm. Send us yours below.

The Trump administration is proposing new four-year time limits on student, exchange and media visa holders, as part of plans to tighten up immigration rules. In a proposal filed in the Federal Register on Wednesday, the Department of Homeland Security (DHS) announced its intention to modify the F, J, and I visa categories.

President Donald Trump said he’d consider arming Ukraine with long-range Tomahawk missiles that would allow strikes deeper into Russia, but said he may first talk to Russian President Vladimir Putin about it in a bid to end the war.

President Donald Trump expressed shock at China’s “surprising” move to unleash sweeping export controls on rare earths, accusing the country of “becoming very hostile.”

Brazil is preparing for possible U.S. sanctions after former President Jair Bolsonaro's conviction on coup charges. The U.S.