He says Beijing is intimidating and coercing others in the region by putting weapons systems on man-made islands.
White House Press Secretary Sarah Sanders also said in a statement that Secretary of Commerce Wilbur Ross will lead the discussions and will be joined by U.S. Ambassador to China Terry Branstad, Under Secretary of Treasury for International Affairs David Malpass, Under Secretary of Agriculture for Trade and Foreign Agricultural Affairs Ted McKinney, and U.S. Trade Representative Chief Agricultural Negotiator Ambassador Gregg Doud. It says military activities on the islands have been for self-defense purposes.
In Singapore, Mattis vowed to support US allies in Asia, "No one nation can and should dominate the Indo-Pacific".
Though much of the world is focused on an upcoming summit between North Korea and the United States, this year's Shangri-La Dialogue has focused primarily on the region's long-term future and how to deal with a more assertive China.
The current situation in the South China Sea has calmed down visibly as a result of the joint efforts of China and the Association of Southeast Asian Nations, he said.
He told the security summit that Beijing had deployed military hardware including anti-ship missiles, surface-to-air missiles and electronic jammers to locations across the South China Sea.
On the Trump administration's relations with US allies and neighbors, including the recent move to place tariffs on Canada, Mexico, and the European Union, Mattis acknowledged there had been "some unusual approaches".
The US has, for years, agitated China by claiming a "freedom of navigation", sailing its warships and conducting flights near the disputed areas of the South China Sea.
He returned to a theme that he and other senior United States officials have hammered home since Trump took office-that America is here to stay in the Asia-Pacific region and that allies should stick with Washington instead of aligning with Beijing. He added that the status of USA troops in South Korea was not on the table when Trump and Kim meet, but left the door open to the issue being discussed down the road between Seoul and Washington if certain conditions were met."If the diplomats can do their work, if we can reduce the threat, if we can restore confidence building measures with something verifiable, then of course these kinds of issues can come up subsequently between two sovereign democracies, the Republic of Korea and the United States", Mattis said.
"It is those that are shouting about "the militarization of the South China Sea" who are militarizing the South China Sea," He added.
Pakistan beaten by an innings as England level series
He went to fifty in style with two boundaries in as many balls off Abbas - an extra-cover driven four followed by a hooked six. But frustrated Pakistan coach Mickey Arthur said: "It was a poor display from us, after the display at Lord's".
Mattis's comments came at a time of increased tensions between the US and China, with the two countries locked in an ongoing trade dispute while Beijing has also continued to assert its territorial claims in the South China Sea.
The country has become an important new route for migrants trying to make the crossing to Europe in the past year. A survivor said the captain had abandoned the boat after it started sinking to escape arrest by the coast guard.
Meanwhile, another tweet started doing the rounds online.in which every first letter of, her sentences spelled the word "HELP". On May 14, the 48-year-old had surgery for a " benign kidney condition " but has not been seen in public since .
It's a convenient feature if you are driving or otherwise occupied but still want to read and respond to texts. Some people noted that typing "vizela viagens" into the Google search bar also showed their recent texts.
The protests also took place in other Jordanian cities from the north to the south, where police had reportedly used tear gas. Some demonstrators blocked roads with their cars, while others held signs reading: "The people of Jordan will not kneel".
Earlier in the week, Depp posed for fan photos in Moscow , in which he could be seen wearing dark sunglasses and a baseball cap. Depp has had a rough couple of years, following a the death of his mother and a messy split from Amber Heard.
Microsoft is said to be in serious talks about a possible acquisition of GitHub, the largest source-code repository in the world. Over the past few years, GitHub and Microsoft were having conversations to pursue acquisition but nothing materialized.
But Wozniacki squashed any plans of a comeback by claiming the set and match 6-3 and a spot on the fourth round. Before this week she had only played two grand slam main draw matches, losing to Wozniacki on both occasions.
How to Turn Off iPhone Throttling in iOS 11.3
If everything is functioning well, you should see a message that reads: "Your battery is now supporting normal peak performance". Apple continues to assert its move was created to protect against an issue causing unexpected shutdowns of handsets.
Chief Keef Shot at & Unharmed in NYC Shooting
However, sources told TMZ that 6ix9ine is now in Los Angeles and was in Southern Cal at the time of the shooting in NY . It's unclear how many shots were fired; police reportedly say two shell casings were discovered at the scene.
Dog found dead in carrier during Delta layover
The airline says it's working with Alejandro's family to support them and has offered a free necropsy to have Alejandro evaluated. A day after that incident, a 10-year-old German shepherd named Irgo was flown to Japan when he was supposed to end up in Kansas.