Answer the question from the given passage. Your answer should be directly extracted from the passage, and it should be a single entity, name, or number, not a sentence.
Q: Passage: Undergraduate admission to Harvard is characterized by the Carnegie Foundation as 'more selective, lower transfer-in'. Harvard College accepted 5.3% of applicants for the class of 2019, a record low and the second lowest acceptance rate among all national universities. Harvard College ended its early admissions program in 2007 as the program was believed to disadvantage low-income and under-represented minority applicants applying to selective universities, yet for the class of 2016 an Early Action program was reintroduced. Question: In what year did Harvard end its early admission program?
A:
2007