In New York trading at about 12.34pm, the Dow Jones industrial average gained 0.5 percent, while the Standard & Poor's 500 Index climbed 0.7 percent and the Nasdaq Composite Index added 1 percent. US Treasuries weakened.
"The global data today shows stable economic conditions, which is improving sentiment," Mark Luschini, chief investment strategist in Philadelphia at Janney Capital Management, told Bloomberg. "M&A activity is always a good litmus test for the sentiment of companies and usually speaks well to market conditions, and we've seen some big deals lately."
Advances in shares of Pfizer and those of Chevron as well as Exxon Mobil, last up 4.1 percent. 2.8 percent and 1.5 percent respectively, led the Dow higher.
Shares of Visa dropped, last 3.2 percent lower, after the company announced plans to buy Visa Europe for as much as 21.1 billion euros and reported disappointing quarterly earnings.
In Europe, the Stoxx 600 Index ended the session with a 0.3 percent increase from the previous close. France's CAC 40 Index rose 0.4 percent, while Germany's DAX Index rallied 0.9 percent, bolstered by earnings from Commerzbank. The UK's FTSE 100 Index barely budged from the previous close.
Here, a Markit Economics report showed euro-zone manufacturing edged higher in October, rising from a five-month low in September.
"There were some bright spots in the survey, however, with export orders showing the largest monthly gain for four months, which may help allay fears that weaker growth in China and other emerging markets is derailing the eurozone's recovery," Williamson noted.
European Central Bank President Mario Draghi, meanwhile, suggested policy makers might be less eager to add stimulus. Further stimulus remains an "open question," Draghi said in an interview with Italian daily Il Sole 24 Ore published October 31.