Cause. Shigellosis is caused by Shigella bacteria. There are four groups of Shigella that cause infection in humans: Shigella sonnei, S. dysenteriae, S. flexneri, and S. boydii. S. sonnei is the most common type of Shigella in developed countries, including the United States.higellosis is an intestinal infectious disease that is spread primarily through consumption of contaminated food and water. Transmission also can occur via person-to-person contact or by handling contaminated surfaces.
The Committees of Correspondence: The Voice of the Patriots. The Committees of Correspondence were provisional Patriot emergency governments established in response to British policy on the eve of the American Revolution throughout the Thirteen Colonies.
The President's Committee on Civil Rights (PCCR) was established by Executive Order 9808, which Harry Truman, who was then President of the United States, issued on December 5, 1946.he far reaching effects that the committee had hoped for had little impact on the civil rights of black Americans in the late 1940s. Zinn argued that the President failed to use the power given to him by the 14th and 15th amendments to execute laws strong enough to combat discrimination.