U.S. President Donald Trump said Canadian airplane maker Bombardier must build products in the United States to keep selling in the American market, intensifying pressure on trade relations between Washington and Ottawa. The European Union is seeking closer Arctic ties with Greenland through a 200-million-euro ($232.3 million) package focused on connectivity, clean energy and critical raw materials, amid Trump's continued interest in the self-governing Danish territory. Oil prices rose to a six-week high Monday and extended gains Tuesday as the United States and Iran traded strikes over the weekend. U.S. futures were broadly lower, while Asian stock markets were mixed. Isar Aerospace, a German rocket maker and SpaceX rival, is seeking to increase launches as Chief Commercial Officer Stella Guillen said its commercial pipeline exceeds 10 billion euros; the company reached orbit for the first time over the weekend. Separately, the national average price for regular gasoline reached $4.15 a gallon Monday, the highest Labor Day level on record, according to AAA, surpassing the previous record of $3.82 on Sept. 3, 2012.