Republican presidential candidate and former US President Donald Trump reacts on stage during a campaign rally in Richmond, Virginia, US March 2, 2024. — ReutersThe presidential campaign of Republican candidate Donald Trump has received a $50 million (£39.5m) boost from the conservative billionaire Timothy Mellon, as shown by a federal filing on Thursday.It was disclosed to the Federal Election Commission by the Super-Pac fund called “MAGA Inc” that it took in more than $68 million from donors last month, reported BBC.Mellon, an heir of the Pittsburgh-based Mellon banking family, gave $50 million, as per Reuters. Moreover, another $10 million came from billionaires Liz and Dick Uihlein.The day after Trump was convicted on 34 charges of falsifying business records in his New York hush-money trial, Mellon sent the donation, reported US media.Giving the pro-Kennedy Super-Pac American Values at least $20 million, Mellon has also been the biggest donor to independent presidential candidate Robert F Kennedy Jr.To support an election candidate, Super-Pacs are independent “political action committees” that can raise unlimited amounts of money.Pro-Trump allies have been helped by Mellon to outspend US President Joe Biden’s allies on campaigning in recent weeks.Mellon is an amateur pilot who has invested in and led transport-related companies. He lives in Wyoming and is rarely photographed.The Mellon family is worth around $14.1 billion, as estimated by Forbes.