* Futures up: Dow 84 pts, S&P 7.5 pts, Nasdaq 30 pts
March 14 (Reuters) - U.S. stock index futures signaled a rebound for Wall Street on Wednesday, a day after the main indexes fell more than half a percent on fears of political and trade uncertainties.
By 6:53 a.m. ET, Dow e-minis were up 84 points. S&P 500 e-minis rose 7.5 points and Nasdaq 100 e-minis gained 30 points.
Singapore-based Broadcom Ltd withdrew its $117 billion bid to acquire Qualcomm Inc, two days after U.S. President Donald Trump blocked the deal citing national security concerns.
Qualcomm shares were up 0.9 percent and Broadcom rose 0.22 percent in premarket trading.
Ford shares were up nearly 4 percent after Morgan Stanley double-upgraded the stock to "overweight" and raised its earnings forecast for the first time in two years.
The S&P 500 and the Dow closed 0.6 percent lower on Tuesday after Trump fired Secretary of State Rex Tillerson and appointed CIA Director Mike Pompeo as replacement.
Market sentiment took a hit early last week after the President announced plan to levy tariffs on steel and aluminum import.
The declines worsened on Tuesday on reports that Trump was seeking to impose tariffs on up to $60 billion of Chinese imports and will target the technology, telecoms and apparel sectors.
Investors are waiting for more data to assess the health of the world's largest economy. At 8:30 a.m. ET, the Commerce Department is likely to say February retail sales rose 0.3 percent after unexpectedly falling 0.3 percent in January.
On Tuesday, data pointed to a steady annual U.S. core inflation at 1.8 percent, cementing investors expectations that the Fed would not raise rates more than three times in 2018.
Data on producer prices is also due on Wednesday and is likely to show final demand rose 0.1 percent in February, compared with a 0.4 percent increase in January.
(Reporting by Sruthi Shankar in Bengaluru; Editing by Arun Koyyur)