Problem: While the churches eventually worked out their differences and came to an initial agreement, both Nicholas I of Russia and Napoleon III refused to back down. Nicholas issued an ultimatum that the Orthodox subjects of the Empire be placed under his protection. Britain attempted to mediate, and arranged a compromise that Nicholas agreed to. When the Ottomans demanded changes, Nicholas refused and prepared for war. Having obtained promises of support from France and Britain, the Ottomans officially declared war on Russia in October 1853.
What month did the Ottomans declare war on Russia?
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Answer: October

Problem: On October 11, 1944, the Tuvan People's Republic joined the Russian SFSR as the Tuvan Autonomous Oblast, in 1961 becoming an Autonomous Soviet Socialist Republic.
What did the former Tuvan People's Republic become in 1916?
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Answer: unanswerable

Problem: For the finals, American Idol debuted a new state-of-the-art set and stage on March 11, 2008, along with a new on-air look. David Cook's performance of "Billie Jean" on top-ten night was lauded by the judges, but provoked controversy when they apparently mistook the Chris Cornell arrangement to be David Cook's own even though the performance was introduced as Cornell's version. Cornell himself said he was 'flattered' and praised David Cook's performance. David Cook was taken to the hospital after the top-nine performance show due to heart palpitations and high blood pressure.
On what date did the American Idol finals begin?
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Answer:
March 11, 2008