He said this on Saturday at the 10th annual Breakthrough Prize ceremony -- the world's largest science award for major advances in fundamental physics, life sciences, and mathematics.
Asked about the slogan "Ab ki baar, Trump sarkar" at the Howdy Modi event and whether such things could affect ties, Congress leader Ajay Maken seemed to take an indirect swipe at the Modi dispensation,
With 71 per cent of mail-in ballots counted in Pennsylvania, officials still needs to count 763,000 of the 2.6 million cast, according to the state's official website.
The Republican leader has been vocal about his opposition to mail-in ballots, often claiming without evidence that the process will be rigged against him.
Zuckerberg explained that the company has taken steps to make ads transparent and anyone who wants to run a political or social issue ad has to go through its authorisation process first.
Facebook has been increasing its efforts to avoid a repeat of events leading up to the 2016 US presidential election, won by Donald Trump, when its network was used for attempts at voter manipulation.
Twitter suspended the identified profiles because they were deceiving users about their intention and their identity, and were therefore deemed to be manipulating public debate.
The Trump administration has already left a landmark Cold War treaty that restricted intermediate-range nuclear forces, saying that Russia was in violation.
The United States first intervened in Afghanistan following the September 11, 2001 attacks and dislodged the Taliban regime, which had welcomed Al-Qaeda.