According to the U.S. Navy, it is the first three-carrier exercise in the Western Pacific since 2007. He added, "Multiple carrier strike force operations are very complex, and this exercise in the Western Pacific is a strong testament to the U.S. Pacific's ability and ironclad commitment to the continued security and stability of the region".
"While at sea, the strike force plans to conduct air defense drills, sea surveillance, replenishments at sea, defensive air combat training, close-in coordinated maneuvers, and other training", the 7th Fleet said.
The aircraft carrier USS Ronald Reagan conducts joint drills with the South Korean navy at sea on October 19.
The exercises come after the United States and South Korea in their recent annual meeting on defensive policy agreed to expand the rotational deployment of strategic American military assets such as aircraft carriers, submarines and bombers to the peninsula.
The three flattops are the USS Ronald Reagan, Nimitz and Theodore Roosevelt.More news: Astros' Altuve, Springer win Silver Slugger Awards
The exercise will involve three of the Navy's 11 carriers, and concentrate more aircraft carriers the combined fleets of China and Russian Federation.
Pyongyang detonated its sixth and most powerful nuclear bomb in September after months of ballistic missile tests that riled Washington and its allies Japan and South Korea.
"It makes sense for North Korea to come to the table and make a deal that is good for the people of North Korea and for the world", Trump told media at a news conference following a summit with South Korean counterpart Moon Jae-in.
"The U.S. efforts to expand its military influence in Asia-Pacific and the movement of big neighboring powers to contain it escalate the military tension and increase arms race in the region with each passing day", it said.
Still, he warned Pyongyang that its military was no match for the U.S.