Statistics for The Greats

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Clue	Answer	% Correct
Conquered Persia	Alexander III	97%
Westernized Russia	Peter I	89%
Ruled Russia during the Golden Age	Catherine II	85%
Greatly expanded the Frankish Empire	Charlemagne	80%
Stop religious persecutions of Christians in the Roman Empire	Constantine I	64%
Made Prussia a major power	Frederick II	61%
Founded the Achaemenid Empire	Cyrus II	59%
Ruled the Persians at their Peak	Darius I	55%
Defended Wessex from Viking invasions	Alfred I	52%
Wanted to restore the Roman Empire	Justinian I	37%
Unified Hawaii	Kamehameha I	31%
Founded and Ruled the North Sea Empire	Canute	27%
Only Polish king deemed 'Great'	Casimir III	16%
Made Sweden a Great Power	Gustav II Adolf	14%
Made Songhai the largest empire in West Africa	Askia Mohammad I	8%
He is responsible for some of Palenque's great architecture	K'inich Janaab' Pakal I	4%
Ruled Sukothai during its most prosperous era	Ram Khamhaeng	4%