Esper also highlighted the 'increased' military cooperation with India and called it as 'one of the most important defence relationships of the 21th century'.
The US, he said, rejects any Chinese claim to waters beyond a 12-nautical mile territorial sea derived from islands it claims in the Spratly Islands (without prejudice to other states' sovereignty claims over such islands).
Chinese Foreign Minister Wang Yi will be visiting New Delhi on Sunday as a special envoy of President Xi Jinping to establish political contacts with the new Indian government amid hopes here of an upswing in bilateral ties due to Prime Minister Narendra Modi's familiarity with China.
"I've spoken with Foreign (External Affairs) Minister (S) Jaishankar a number of times about this (Chinese aggressive actions). The Chinese took incredibly aggressive actions. The Indians have done their best to respond to that," Pompeo told reporters at a news conference in Washington, DC.
Modi will participate in the first-ever trilateral meeting between Japan, America and India and the 2nd Russia, India China trilateral, which is taking place after an interval of 12 years, on Friday.
The aircraft carrier is China first domestically-built ship. Shandong is bigger than China's first aircraft carrier Liaoning and could house 36 fighter jets.
Chinese President Xi Jinping has announced that the 2.3 million strong People's Liberation Army, the world's largest, will be trimmed by three lakh.
Chushul and Depsang are not vital in this game of Chinese checkers, the Indian Ocean Region is. Keeping our maritime prowess restricted has to be a key Chinese strategic interest and it would appear that the LAC affair has helped China achieve its aim, points out Vice Admiral Premvir Das (retd).
'Both Japan and China face a common challenge: How to deal with Trump.' 'The trade war with the US seems to have facilitated/hastened Abe's China visit, the first by a Japanese prime minister since 2011,' points out Dr Rajaram Panda.
'By causing military humiliation of India it intends to send a signal to other Asian countries to toe the Chinese line,' argues Colonel Anil A Athale (retd).
The time is ripe to extend the confrontation with the Chinese to the maritime domain, says former RA&W officer Krishan Varma.
Military clashes between China and Japan cannot be ruled out and the People's Liberation Army will fight back if provoked, a top Chinese official said on Monday.
Prime Minister of Japan Shinzo Abe will pay a three-day official visit to India from January 25 during which he will attend the Republic Day Parade as Chief Guest and hold talks on key issues with his Indian counterpart Manmohan Singh for the bilateral annual summit.
It was for the first time that a Chinese spy ship was detected in Japanese water since a submarine was spotted in 2004. The latest intrusion came less than a week after another Chinese naval vessel sailed near islands at the centre of a Tokyo-Beijing sovereignty dispute in the East China Sea.
China also said that it was opposed to any third-party involvement in the resolution of the Sino-India boundary disputes.
Prime Minister Narendra Modi on Monday deplored the "expansionist" tendency among some countries which "encroach" upon seas of others, in oblique comments against China which has a maritime dispute with Japan.
'If the Chinese military gets hold of some western sectors on the India-China boundary, it will give them added military advantage.'
The India-US joint statement said as responsible stewards in the Indo-Pacific region, Trump and Modi agreed that a close partnership between the United States and India is central to peace and stability in the region.
Both have been robustly muscular leaders who began as immensely charismatic politicians conveying an impression that they were makers of history, raring to go. Both have been hyperactive on the world stage. But in the final analysis, Abe is departing on a sombre note, unceremoniously and apologetically, observes Ambassador M K Bhadrakumar.
The Indo-Japanese nuclear deal may not come easy considering India's Civil Nuclear Liability Act provisions which had earlier put off suppliers like General Electric, says Debalina Ghoshal.
Chinese foreign ministry spokesperson Hua Chunying, while reacting to Japan's plans to step up investments in the northeastern states, told the media that China is opposed to any foreign investment in the areas where it has disputes with India.
Prime Minister Narendra Modi's remarks in Japan of an "expansionist" mindset of some countries have riled the Chinese official media which said the Indian leader is more "intimate with Tokyo emotionally".
'And this mirror imaging is the most dangerous thing because it leads to tremendous misunderstandings.'
He warned that Pakistan-supported terrorist groups would continue to carry out attacks inside India.
'If a 'two-front war' develops, Iron Brother may only turn out to be a drag on the PLA, since Pakistan is in no position to wage a war with India,' argues Ambassador M K Bhadrakumar.
'They have done in Eastern Ladakh what we did in Dokalam in 2017.'
During the 13th annual summit, the two prime ministers reviewed developments in bilateral relations and explored new areas of cooperation, focusing on shared vision for peace and prosperity in the Indo-Pacific, where China is flexing its muscles.
Asking the US to respect the efforts by China and India to resolve their boundary dispute peacefully, a top Chinese official on Monday said the two nations are wise enough to deal with it after the Pentagon accused Beijing of deploying more troops along the Sino-India borders.
"We should safeguard the sovereignty and territorial integrity of the country and achieve full unification of the motherland. This is the aspiration of all Chinese people. This is also in line with fundamental of the Chinese nation," he said in an apparent reference to Taiwan which China claims as part of it.
Just like China wants Trump to lose the US presidential poll, it may want Modi to lose the Lok Sabha polls. So months before the 2024 elections, China may take possession of an important area, say one of the Char Dhams, warns Sanjeev Nayyar.
India will not join Japan's efforts to build a strategic counterweight against China along with the United States as it follows an independent foreign policy, the Chinese state media said on Tuesday, ahead of Prime Minister Narendra Modi's maiden visit to the US.
'Our strategy should be to 'hold the line' in the north on the Sino-Indian land frontier, but maintain and, if possible, enlarge India's current edge in the maritime south.'
PM Modi articulated five action points that would serve the common interest of promoting peace and prosperity in the Indo-Pacific region.
China will increase its defence spending by "around seven per cent" this year, as it vowed to guard against "outside meddling" in its territorial disputes.
'It doesn't look as if any sensible, worldly wise, person is in charge in China.' 'If at all anybody is in charge, it can only be a bunch of bumpkins of whom Xi has become a puppet,' observes B S Raghavan, the veteran civil servant.
In a stern message to its neighbours, China today said it is determined to defend "every inch" of its territory and there was "no room for compromise" with Japan over territorial or historical disputes.
As Japan beefs up its defences against China, both New Delhi and Tokyo seem to have decided to re-energise their relationship to ensure a strategic balance in Asia. It is a clear signal that they may be ready to work together in containing if not confronting China, says Nitin Gokhale.
India's decision to skip the meeting came after a year of bilateral discord over China's stubborn opposition to India's entry into the Nuclear Suppliers' Group and a UN ban against Pakistan-based terrorist group Jaish-e-Mohammed leader Masood Azhar.
China is distributing millions of controversial updated maps to its military in the first upgrade in 30 years, reportedly reinforcing its claims over Arunachal Pradesh.
Not just Vietnam, but other countries in the region like Philippines, Malaysia and Thailand, have also expressed an interest in acquiring the BrahMos cruise missile. Debalina Ghoshal explains the significance of the move.