Karoline Leavitt is leaving her post as White House press secretary after 20 months marked by fierce loyalty to United States President Donald Trump and fiery clashes with the media.As Trump's highest-ranking spokesperson, the 28-year-old became known for her unwavering defences of the president, her embrace of MAGA and "new media" voices including podcasters and influencers, and her amplification of false, misleading and highly contentious claims from the podium.Trump announced she was leaving her role at the end of the month to spend more time with her family, and would continue to serve as one of his "top outside advisors, and an influential voice within the Republican Party" He is yet to indicate who may replace Leavitt.Here are five elements that captured Leavitt's approach to the role.Leavitt and White House communications director Steven Cheung revamped the Trump administration's already-confrontational posture toward the media.The Trump administration began handpicking which journalists would receive access to the president, overhauling the long-running system established by the independent White House Correspondents Association