US markets opened higher despite President Trump using Twitter to reignite the war of words between the US and North Korea, in response to recent comments made by its leader Kim Jong Un.
In his Tweet, Trump caused concern among the ranks in the White House and wider public by saying his "Nuclear Button" is "bigger" than Kim Jong Un's and it "works".
Meanwhile, North and South Korea officially resumed direct contact, prompting questions over Kim Jong Un's motives and timing.
The first Federal Open Market Committee minutes for 2018 are due this evening and will be keenly watched by traders as they should provide an insight into the likely timing of the next interest rate rise.
Investors will also be reviewing the latest monthly construction spending data to assess the health of the sector.
The Dow Jones Industrial Average added 50.34 points to 24,874.35, half an hour into trading.
The broader-based S&P 500 pushed 7.48 points higher to 2,703.29 and the tech-focused NASDAQ climbed 31.80 points to reach 7,038.70.
In Europe, the FTSE 100 was up 14.44 points at 7,662.54 midway through the afternoon session, the DAX was up by 66.77 points at 12,938.16 and the CAC 40 was 31.12 points higher at 5,319.72.
WTI and Brent crude were both soaring at around 3:00pm. WTI was $60.93 per barrel (+0.93%) and Brent was $67.05 per barrel (+0.72%).
Gold was 0.17% firmer at $1,318.4 an ounce, silver was 0.03% lower and copper was down 0.76%.