1. Illinois representative Barack Obama was nominated for the presidency the night of the Democratic congressional convention held in Denver, Colorado, on 28th this month. He thus became the first minority presidential nominee in the history of the U.S. 2. In Feb 2007, Obama formally kickstarted his campaign for the presidency. The theme of his campaign was "change". He emphasized on winding down the Iraq war, achieving energy self-sufficiency, scraping the tax reduction policy, and universal Medicare systems. He also pledged to unite different parties, renew alliances in the international community, and restore the leadership role of the United States.

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