Silver, formerly a longtime Democrat, has recently been an outspoken supporter for President George W. Bush, citing the September 11, 2001 attacks as his reasons for switching parties. He spoke at the United States 2004 Republican National Convention and has staunchly continued to support the President.
On 8 October 2008 Silver appeared in a speaking event sponsored by the Henry Jackson Society. The HJS profile provided for the event reads:
- Ron Silver is one of America's leading TV and stage actors, playing the role of Bruno Gianelli in the critically-acclaimed West Wing series and having also appeared in Chicago Hope. He has starred on Broadway and in film and television, winning a Tony award for his role in Speed the Plow and an Emmy nomination for The Billionaire Boys' Club. He was President of the Actors' Equity Association for nine years (1991-2000) and is also the founder and president of The Creative Coalition, a grassroots political organization of artists with which he is presently a member of the Advisory Board of Directors.
Mr Silver is a member of the Council on Foreign Relations and a member of the Program Committee of the Wilson Council at the Woodrow Wilson International Center for Scholars. He has also written for the Los Angeles Times and the Wall Street Journal. Mr Silver attended law school and holds a Master's degree in Chinese History.
On 8 October 2008, Silver appeared on the BBC's Newsnight with Kirsty Wark to comment on the US elections and politics. Although Silver is a right-wing neocon he appeared alone commenting on US politics.
- One Jerusalem - founding member
- Council on Foreign Relations
- Committee on the Present Danger
- The Israel Project – Board of Advisors 
- Scooter Libby Legal Defense Trust
- United States Institute of Peace - board of directors