In October 2018, Michael Kovrig, a former Canadian diplomat, warned that US-China ties "have deteriorated to their worst point" since the 1989 Tiananmen Square massacre.
Meng Wanzhou, the chief financial officer of Chinese tech giant Huawei, has been called the face of the US-China trade war.
Chinese authorities have formally arrested two Canadians who have been held in detention for five months on suspicion of espionage, in a move likely to increase tension between Ottawa and Beijing.
A second Canadian has been detained in China in a potential act of retribution that threatens to escalate the diplomatic dispute between Washington, Beijing and Ottawa following the arrest of a Chinese Huawei executive in Canada.
Canada issued a stern warning to President Donald Trump on Wednesday: don't use the arrest of a Chinese executive as a bargaining chip in trade talks.
A Canadian employee of the International Crisis Group (ICG) has reportedly been detained by Chinese security services in Beijing, the nonprofit organization said Wednesday.