It is the 40th anniversary of President Nixon's visit to meet Mao in China.

In an important week for US-Chinese relations, does the event continue to influence policy makers on both sides?

Margaret MacMillan, author of Seize the hour: When Nixon met Mao, and Lord Charles Powell, foreign affairs adviser to Margaret Thatcher and John Major and the first secretary in the Washington embassy at the time of Nixon's visit in 1972, debate the repercussions of the meeting.

Get in touch with Today via email , Twitter or Facebook or text us on 84844.