March is Irish-American Heritage Month and is defined by the Law Library of Congress as "a month to celebrate the contributions which Irish-Americans have made to the United States." For legislation, Presidential Proclamations, and Executive Orders pertaining to this commemoration, visit the Law Library of Congress' Irish-American Heritage Month page.
Irish American History & Heritage at the Smithsonian Museum
Irish America from IrishCentral.com - "IrishCentral is the leading Irish digital media company in North America, providing political, current affairs, entertainment, and historical commentary to the Irish throughout the world."
Annie Moore: First Immigrant through Ellis Island "When Ellis Island officially opened on January 1, 1892, the first passenger processed through the now world-famous immigration station was an Irish girl named Annie Moore."
Irish Immigration to America - A presentation from the Library of Congress
When America Despised the Irish: The 19th Century's Refugee Crisis Article with links to more information created by the History Channel