(It was subsequently revealed that the complaint related to a July 2019 phone call between Trump and Ukrainian President Volodymyr Zelensky, in which Trump pressed the Ukrainian government to investigate Trump's political rival, former Vice President Joseph R. Biden Jr., and his family).
(The disclosure showed that the complaint was about a July 2019 telephone conversation between Trump and Ukrainian President Volodymyr Zelensky, during which Trump urged the Ukrainian government to investigate his political opponent, former Vice President Joseph R. Biden Jr., and his family).