The dollar retreated as investors evaluated whether the Fed will let inflation run above target before raising interest rates.
The dollar posted a weekly performance best after strong U.S. retail sales and producer prices data for September.
The dollar tumbled on Thursday, as risk appetite took a turn for the worse after soft Chinese trade data spooked the market.
The dollar held gains Wednesday after Fed meeting minutes reinforced expectations that the central bank would hike rates in December.
The dollar hit a high on Tuesday as investors increased bets that the Federal Reserve would raise interest rates in December.
The worst will be feared about a hard Brexit when it comes to the pound until negotiations actually conclude, says Credit Agricole's David Forrester.
The pound steadied while the peso surged after the damaging publication of a video of Trump making vulgar comments about women.
Jane Foley, senior currency strategist at Rabobank, discusses why the direction of the peso indicates markets are pricing in a win for Hillary Clinton.
Dollar/peso started strong but pulled back, suggesting that the Trump tape resulted in an overreaction in markets, says Macquarie's Nizam Idris.
The second presidential debate did not move the needle much on dollar/peso, suggesting an unchanged election outlook, says Divya Devesh, Asia FX strategist at StanChart.
The higher the chance of a Trump presidency, the lower the Mexican peso goes, says Elias Haddad, senior currency strategist at Commonwealth Bank.
The sterling tripped lower, while the dollar slipped on news of unexpectedly weak U.S. job growth in September.
The dollar gained against a basket of currencies on Thursday, hitting its strongest level in two months.
The dollar was little changed as upbeat data on U.S. services sector offset a weaker-than-expected report on private job growth.
The sterling stumbled against the dollar on fears over the fallout of Britain's looming exit from the European Union.
Sterling fell against the dollar after a deadline was set for the start of the formal process that will split Britain from the EU.
The euro erased losses against the dollar after hitting a nine-day low on reduced concerns surrounding Deutsche Bank's health.
The U.S. dollar hit an eight-day high against the yen on Thursday on reduced appetite for the safe-haven currency.
The U.S. dollar hit a roughly five-month low after OPEC sources told Reuters the producing group agreed to reduce its oil output.
Traders should buy the Mexican peso if USD/MXN breaks above 20, even if Banco de Mexico cuts rates on Thursday, says Saxo Bank Group's Adam Reynolds.