Flickering lights in vision, Headache and Sudden flash of lights. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms flickering lights in vision, headache and sudden flash of lights including Migraine headache (adult), Tension headache, and Ocular migraine.
1 There are areas of commonality, or consensus, within American public opinion, including consensus on the legitimacy of the government, equality of opportunity, liberty, and democracy.
Some of the most common forms of political participation are: 1  Voting: In a democracy, voting is the single most important form of political participation that a person can take part in because it ensures that politicians are elected by the people, rather than being assigned to their position of power by someone else.