"We have boosted quadrilateral consultations among the United States, India, Australia and Japan, with the four foreign ministers meeting for the first time in September 2019," the official said.
"President Trump has strengthened all aspects of US-India security and defence cooperation to build a comprehensive, enduring, and mutually beneficial defense partnership," the official said.
Under the Trump Administration, the United States has become the second-largest arms supplier to India, growing from virtually no arms sales a decade ago to more than USD20 billion today, the official said, adding that earlier this year, the US and India concluded USD3 billion in defence sales, including MH-60R naval helicopters and additional AH-64 Apache attack helicopters.