The Brief Arnold Schwarzenegger spoke at a July 4 naturalization ceremony at Mount Vernon, where over 100 new U.S. citizens will be sworn in. Schwarzenegger, a naturalized citizen himself, said he’s honored to welcome others to "the land of opportunity." Mount Vernon’s Independence Day events also include fireworks, military drills, a reading of the Declaration of Independence, and a concert. Former California Governor Arnold Schwarzenegger spoke to new American citizens on July 4 at Mount Vernon. Schwarzenegger spoke during a naturalization ceremony where more than 100 people will be sworn in as U.S. citizens.