In cooking, what spice is traditionally used to create authentic paella?

Saffron

Which powerful sorceress helped Jason in his quest for the Golden Fleece but later turned vengeful? Which actor played Luke Hobbs in the 'Fast & Furious' series spin-off 'Hobbs & Shaw'? Which country has Montevideo as its capital? What was the slogan used to remember the Battle of the Alamo? Which Native American leader surrendered at Bear Paw Mountain, declaring he would fight no more forever?