They point out that China's rapid economic development has come without military conflict, though the country has for decades worked to build up its military strength.
On the streets, Kim and Trump impersonators thrilled around 100 fans who paid $10 to take selfies at Bugis Junction mall at the weekend.
The G7 jolt comes as an unprecedented meeting between Trump and North Korea's Kim is scheduled for June 12 in Singapore, with investors also braced for a raft of other key events.
During his preparation period, Trump continued on Monday to publicly brawl on Twitter with United States allies over trade.
Less than two days before his tête-a-tête with North Korean leader Kim Jong Un, the president who initially welcomed the idea that his efforts might net him a Nobel Prize was downplaying the possibility that Tuesday's meeting would lead to any major breakthroughs.
And until denuclearisation takes place, sanctions against North Korea would remain in place, he stressed.
Tea for Two: What May Come of Trump-Kim Summit in Singapore?
As Trump and Lee sat down for a working lunch at the Istana house, Trump sounded optimistic, telling Lee, "We've got a very interesting meeting in particular tomorrow, and I think things can work out very nicely".
Previous agreements with the North have subsequently collapsed and experts warn Kim is highly unlikely to give up the "treasured sword" of his nuclear deterrent.
Mr Balakrishnan confirmed that Singapore was paying for the North Korean delegation's stay, describing it as "hospitality that we would have offered".
After more than a day's silence on Twitter, Trump posted four tweets about trade disagreements that were the talk of the G-7 conference, followed by a quick mention of the summit he is now attending - writing "Great to be in Singapore, excitement in the air!" - before turning back to tweeting about trade once more. Japan's Nikkei dipped 0.1 percent while South Korea's KOSPI added 0.2 percent. "It's a one-time shot and I think it's going to work out very well". On the US side, Trump was to be joined by Pompeo, chief of staff John Kelly, national security adviser John Bolton and US Ambassador to the Philippines Sung Kim, along with a few others.
Experts believe the North is on the brink of being able to target the entire U.S. mainland with its nuclear-armed missiles, and while there's deep skepticism that Kim will quickly give up those hard-won nukes, there's also some hope that diplomacy can replace the animosity between the United States and the North. Trump and Kim lookalikes held a summit of their own at a local shopping mall, while one bistro is offering a libation known as the Trump-Kim "Bromance:" Beer, tequila, diet Coke and the Korean distilled rice liquor known as soju.
Pyongyang indicated that it may be open to getting rid of its nuclear weapons in exchange for the USA security guarantees and other benefits, though some believe it's an unrealistic prospect as the nuclear arsenal cements Kim's grip on the country and deters all-out attacks against them.
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But my character is different from hers. "'You can't wear anything on your face.' That's all she told me, but she was happy". Marking the debut of Ishaan Khatter and Janhvi Kapoor, everything about this movie has been highly anticipated!