"The Fed dominates this week, and the concern among some in the market is that the dollar has gone too fast too soon, that this could affect the Fed's inflation goal," Joe Manimbo, senior market analyst at Western Union Business Solutions in Washington, told Reuters.
In afternoon trading on Wall Street, the Dow Jones Industrial Average climbed 1.1 per cent, the Standard & Poor's 500 Index added 1 per cent, while the Nasdaq Composite Index advanced 0.8 per cent.
"People are thinking it's not a given that the Fed is going to move toward raising rates any time soon," Donald Selkin, the chief market strategist at New York-based National Securities, told Bloomberg.
Gains in shares of UnitedHealth and those of Travelers, last up 2.1 per cent and 2 per cent respectively, helped propel the Dow higher. Shares of DuPont, however, dropped 3.1 per cent.
Shares of Procter & Gamble rose, last up 1.7 per cent. The company is exploring a sale or initial public offering of some of its beauty brands in a single deal, Bloomberg reported, citing people with knowledge of the matter said, in a move to accelerate its exit from up to 100 product lines.
P&G is working with its advisers on the plan, though it hasn't finalised the details, including which products will be separated; the company may still decide not to follow through with the separation, according to Bloomberg. P&G spokesman Paul Fox told Reuters the news was pure speculation and declined to comment further.
In Europe, the Stoxx 600 Index finished the session with a 0.9 per cent gain from the previous close.
The UK's FTSE 100 Index rallied 0.9 per cent, France's CAC 40 Index increased 1 per cent, while Germany's DAX jumped 2.2 per cent to close at yet another record high and moving above 12,000 for the first time.
Meanwhile, oil weakened again amid ongoing concern about ample supply, pushing US crude to the lowest level in six years.