Elon Musk and Tesla were not invited to President Joe Biden's electric vehicle summit at the White House in 2021, which bothered Musk.President Donald Trump publicly endorsed Musk and Tesla, potentially impacting Tesla's sales and stock price.Tesla's sales have been declining amidst controversies surrounding Musk and the company.Trump's support for Tesla was compared to the Biden White House EV summit where Tesla was not included.Nissan's new CEO, Ivan Espinosa, faces challenges in turning around the company's sales and technology.Nissan aims to stabilize the U.S. market through new hybrid models and liquidating assets.Northvolt, a European battery manufacturer, files for bankruptcy, posing a setback for the region's EV and battery sector.Many European automakers were reliant on Northvolt for battery supplies, highlighting the impact of the bankruptcy.The future impact of Trump's endorsement on Tesla's sales and the perception of EVs remains uncertain.It is unknown whether the recent increase in Tesla's stock price is due to the Trump endorsement.