It has a population of about 160,000 in an area about 1/5th the size of Rhode Island.
"It's unbelievable when you consider the headlines just how calm the equity markets are, how they've taken things in their stride", said Ryan Detrick, senior market strategist at LPL Financial in Charlotte, North Carolina.
Merkel has said of Trump's provocative warnings to the communist nation that "escalating the rhetoric is the wrong answer". "And even people who make cell phones, who have substantially more testing than THAAD does, sometimes have cell phones burn up", he said.
The island was first populated about 4,000 years ago by the ancestors of the Chamorros, still the island's largest ethnic group.
"I've had a couple customers say that if it happens and we find out we have 10 minutes left, we're gonna come down here and have some drinks with you guys!" says Genereux. "But I'm aware of this low-level stress that's there. There are more thoughts to clear today than there were a month ago". There is an anti-missile unit, focused nearly exclusively on North Korea (another anti-missile system has been installed in South Korea). The missiles flew on a trajectory high into space before returning to Earth. Guam was also a refueling and transfer spot for people heading to Southeast Asia, and many refugees fleeing Saigon were evacuated through Guam.
The North's missile and nuclear programs have been shrouded in secrecy for years, but recent tests have shed more light on their capabilities.
"It's not something you can do without robust, full support from the South Korean government people, and there's absolutely no sign that South Korea will support military options with North Korea", Delury said.
Donald Trump struck a defiant stance against North Korea on Tuesday afternoon, warning of severe retribution should the authoritarian state proceed with any more missile tests or threats.
"Another record in our history books is now broken with July 2017 becoming the best July in our tourism history", Gov. Eddie Calvo said in a news release. He said his citizens are used to threats from natural disasters - and can handle anything that comes their way.
"We give a strict warning", the spokesman said. "Some number of which can reach the United States". But the Salt Lake resident isn't phased by the latest war of words between President Trump and North Korean President Kim Jung Un. The document is titled "Preparing for an Imminent Missile Threat".
The local business community expressed confidence.
He remembers his time there well.
The confidence projected by leaders could be because the threat of a direct missile strike, and the potentially serious US response it could invite, remains remote. Japan and South Korea vowed a strong reaction if the North were to go through with the plan.
Australian stock futures slumped early on Friday and other Asian markets looked set to follow as tensions ramped up between the US and North Korea, sending investors into less risky assets such as gold, the yen and USA government bonds.
China-which has been accused by the United States of not doing enough to rein in its longtime ally-has maintained that political dialogue is the only solution.
But something this time feels different, some residents say. It has limited self-government, with a popularly elected governor, small legislature, and non-voting delegate in the U.S. House of Representatives. In 2013, state media cited leader Kim Jong Un as having ordered his military to prepare plans on launching strikes on US military bases in Guam, Hawaii and South Korea as well as the American mainland. "I think some failure is possible and perhaps expected, as they haven't yet been tested in fully operationally realistic conditions".