Modi will have a number of high-profile multilateral and bilateral meetings with global leaders including United States Vice President Mike Pence and Singapore premier Lee Hsein Loong.
The tour is aimed at boosting India's economic engagement with these nations and inviting more investment.
'The Modi government's greatest blunder is to exploit sensitive external relations in its domestic politics,' says Shekhar Gupta.
This is the time when the US would need the conceptual strategic thinking of a Henry Kissinger, able to ally diplomatic skills with a well-conceived worldview of what the emergence of a new balance of forces will mean for a US whose ability to shape global events has definitely declined but still exists, says Claude Smadja.
The US is working with India for developing three smart cities --Visakhapatnam, Ajmer and Allahabad
His view will be shaped by his perception of US world interests and India's economic performance relative to China.
'War cannot resolve problems. So wisdom is to resolve diplomatically.'
A beautiful rendition of 'Vaishnav Jan To Tene Kahiye', a favourite bhajan of Mahatma Gandhi, was sung on the occasion.
'It is very significant that the president and the prime minister discussed Pakistan's efforts to take action against Lashkar-e-Tayiba and its affiliates.' 'This is something new and it demonstrates a recognition of Pakistan of the threats these terrorist groups pose to Pakistan and pose to other countries.'
The United States on Wednesday warned that Pakistan faces a "serious" threat from the Taliban and offered its assistance to fight against terrorism after the recent attacks in Karachi.
Army Spokesperson Colonel Aman Anand said troops from China's People's Liberation Army (PLA) 'violated' the consensus arrived at during military and diplomatic engagements on the ongoing standoff in eastern Ladakh, and carried out provocative military movements to change the status quo.
"This will be the first dinner for a foreign dignitary at the White House under this administration. So, we think that's very significant," a senior administration official told reporters at the White House on the eve of Modi's arrival.
Secretary Tillerson met with Foreign Secretary Jaishankar on Friday to discuss the US-India relationship and the agenda for Prime Minister Modi's meetings at the White House on June 26, a State Department spokesman said told PTI.
'New Delhi showed itself willing -- at least for a period -- to tolerate the risk of conflict and to withstand Beijing's implicit and explicit threats.' 'But it also continued to try to cut some kind of deal with China to reduce tensions.'
India's shift towards US companies for technology investments and partnerships fits well with the present government's 'Atmanirbhar Bharat' and 'Make in India' initiatives, say experts.
'With the recent challenging of the notion of the Indian Ocean Region being India's strategic backyard, China is gradually upping the ante in the maritime realm around India.'
With Donald Trump the appeal has to be to his business instincts in which his personal interests seem to play a significant role, says former foreign secretary Kanwal Sibal.
National Security Advisor Ajit Doval and his Chinese counterpart Yang Jiechi will meet in Hyderabad in November first week for informal dialogue on the state of bilateral relations
'Pakistan's trump card is that it is the only credible guarantor on the horizon who can reasonably assure the Western world that Afghanistan will not again become the revolving door for international terrorism.' 'Trust Pakistan to play this card optimally,' explains Ambassador M K Bhadrakumar.
The prime minister also welcomed convergence of views between India and ASEAN for cooperation in the Indo-Pacific region.
Cos ask US treasury to discuss data localisation norms with Indian officials at all platforms the two countries would meet, including G-20, US-India Strategic Dialogue, and IMF Annual Meet.
Modi held comprehensive talks with Singapore Prime Minister Lee Hsien Loong on ways to enhance cooperation in key sectors including trade and investment.
Against the backdrop of the standoff between Indian and Chinese troops in eastern Ladakh, the White House press secy said the United States was closely monitoring the current situation and supports its peaceful resolution.
In an article published in the Sunday Telegraph as she left for India for her first bilateral visit outside the UK, she said plans to promote the best of Britain during her three-day trade mission to New Delhi and Bengaluru.
This is the joint statement issued by the ministry of external affairs on the visit of US President Barack Obama to India.
Security will be a consideration, as would protocol, but given Modi's penchant for the unconventional, it should not come as a surprise if he indeed decides to attend the ceremony in Kabul, says Ramesh Ramachandran.
In a strong response to China's objection to development of infrastructure on the Indian side of the LAC, New Delhi also asserted that Beijing has no locus standi to comment on India's internal matters.
'The public has unfair expectations from Mrs Swaraj who is in Islamabad primarily for the Heart of Asia Conference. To restore India's position among stakeholders on Afghanistan is a fair one but to expect her to do more on the Indo-Pak front without requisite preparatory work is unrealistic.'
The external affairs ministry said the talks were 'positive'.
Pakistan National Security Advisor Sartaj Aziz brings to New Delhi a newfound Pakistani confidence, stemming from its leverage in Afghanistan, says Ajai Shukla
'What we have heard from the Sri Lankans is their desire to have a foreign policy that allows Sri Lanka to best advance its own interests rather than a foreign policy that relied solely on one relationship.' 'We think this is an attitude that makes a lot of sense. India and Sri Lanka have many areas of shared interests, and it's certainly welcomed by us to see that deepening of those ties.'
Considering the common linkages, high-level trust, complementarities, and convergent interests between the two nations, Malaysia has the potential to become India's key partner in Southeast Asia, says Dr Rahul Mishra.
In an angry reaction to US Defence Secretary Ashton Carter's remarks that "China's actions could erect a Great Wall of self-isolation" in the South China Sea, Chinese foreign ministry spokesperson Hua Chunying told media that "Carter's remarks reflected typical American style thinking and hegemony".
The United States welcomes India as a rising power and backs its inclusion as a permanent member of a reformed and expanded United Nations Security Council, Secretary of State John Kerry has said ahead of his maiden visit to New Delhi.
India and ASEAN have relations "free from contests and claims" and believe in sovereign equality of all nations irrespective of size, and support for free and open pathways of commerce and engagement, Prime Minister Narendra Modi wrote in his column.
'An all-out war affects the whole nation.'
Seeking to further strengthen bilateral economic relations, Prime Minister Narendra Modi on Sunday said India and the US will "restart" discussions on the Social Security Agreement and resume talks on Bilateral Investment Treaty.
When President Obama lands in New Delhi later this week, this spirit of accommodation must reignite a strategic economic relationship between the two countries.
PM Modi articulated five action points that would serve the common interest of promoting peace and prosperity in the Indo-Pacific region.
The visit, Kim's third since March, is taking place amid sharp escalation rhetoric between Beijing and Washington over tariffs almost spiralling into a trade war.