Complex sentence: She helped the 2008 Hillary Rodham Clinton campaign shape its policy proposals, and worked on President Bill Clinton's for new energy policies, health-care reforms, as well as her plan to end the Iraq War.
Split into simpler sentences: She helped the 2008 Hillary Rodham Clinton campaign shape its policy proposals. She earlier had worked with President Bill Clinton's campaign for new energy policies, health-care reforms, and her plan to end the Iraq War.