TIMELINE-Key dates in the U.S.-China trade war

The U.S.-China trade war entered a critical phase this week. The following timeline details key moments in the souring trade relationship between the world's two largest economies. June 28, 2016 S&P 500: +1.78% While campaigning for the White House, Donald Trump lays out plans to counter unfair trade practices from China at a rally in Pennsylvania. He also threatened to apply tariffs under sections 201 and 301 of U.S. trade legislation, which he subsequently did. He said China’s entrance into the World Trade Organization enabled the “greatest jobs theft in industry.” March 31, 2017 S&P 500: -0.23% Trump, now president, signs two executive orders. One calls for tighter tariff enforcement in anti-subsidy and anti-dumping trade cases. The other orders a review of U.S. trade deficits and their causes. April 7, 2017 S&P 500: -0.08% At their first meeting at Trump’s Mar-a-Lago estate in Florida, Trump and Chinese Premier Xi Jinping agree to a 100-day plan for trade talks. July 19, 2017 S&P 500: +0.54% The two sides fail to agree on new steps to reduce the U.S. deficit with China after the 100 days of talks. Aug. 14, 2017 S&P 500: +1.00% Trump orders “Section 301” probe into alleged Chinese intellectual property theft, described as his first direct trade measure against Beijing. Section 301 refers to the part of a 1974 trade law that lays out how the United States should enforce its rights under trade agreements. Jan. 17, 2018 S&P 500: +0.94% Trump, in a Reuters interview, threatens a big “fine” on China over alleged IP theft, without providing details. Jan. 22, 2018 S&P 500: +0.81% Trump imposes tariffs on all imported washing machines and solar panels - not just those from China. March 8, 2018 S&P 500: +0.45% Trump orders 25% tariffs on steel imports and 10% on aluminum from all suppliers - not just China. April 2, 2018 S&P 500: -2.23% China imposes tariffs of up to 25% on 128 U.S. products. April 3, 2018 S&P 500: +1.26% Trump unveils plans for 25% tariffs on about $50 billion of Chinese imports. April 4, 2018 S&P 500: +1.16% China responds with plans for retaliatory tariffs on about $50 billion of U.S. imports. June 15, 2018 S&P 500: -0.10% United States sets effective date of July 6 for 25% levies on $34 billion of Chinese imports. It says 25% tariffs will also kick in on an additional $16 billion of goods after a public comment period. China responds in kind with tariffs on $34 billion of U.S. goods. July 10, 2018 S&P 500: +0.35% United States unveils plans for 10% tariffs on $200 billion of Chinese imports. Aug. 1, 2018 S&P 500: -0.10% Trump orders USTR to increase the tariffs on $200 billion of Chinese imports to 25% from the originally proposed 10%. Aug. 7, 2018 S&P 500: +0.28% United States releases the list of $16 billion of Chinese goods to be subject to 25% tariffs. China retaliates with 25% duties on $16 billion of U.S. goods. Aug. 23, 2018 S&P 500: -0.17% Tariffs on goods appearing on the Aug. 7 lists from both United States and China take effect. Sept. 7, 2018 S&P 500: -0.22% Trump threatens tariffs on $267 billion more of Chinese imports. Sept. 24, 2018 S&P 500: -0.35% United States implements 10% tariffs on $200 billion of Chinese imports. The administration says the rate will increase to 25% on Jan. 1, 2019. China answers with duties of its own on $60 billion of U.S. goods. Dec. 1, 2018 S&P 500: +1.09% (Monday, Dec. 3) United States and China agree on a 90-day halt to new tariffs. Trump agrees to put off the Jan. 1 scheduled increase on tariffs on $200 billion of Chinese goods until early March while talks between the two countries take place. China agrees to buy a “very substantial” amount of U.S. products. Feb. 24, 2019 S&P 500: +0.12% (Monday, Feb 25) Trump extends the March 1 deadline, leaving the tariffs on $200 billion of Chinese goods at 10% on an open-ended basis. May 5, 2019 S&P 500: -0.45% (Monday, May 6) Trump tweets that he intends to raise the tariffs rate on $200 billion of Chinese goods to 25% on May 10.

May 8, 2019 S&P 500: -0.16% The Trump administration gives formal notice of its intent to raise tariffs on $200 billion of Chinese imports to 25% from 10%, effective May 10. Earlier, Reuters reported that China had backtracked on almost all aspects of a draft U.S.-China trade pact. (Compiled by Dan Burns; Editing by Peter Cooney)