Chisago and Itasca are counties in which state?

Large-scale Chinese immigration to California began around the time of which 1849 event? In which decade did China's Nationalist government flee to Taiwan? Chipotles are dried, smoked versions of which chili pepper? Chiricahua and Mescalero are dialects of which Native American language? Chita Rivera made a cameo as a prison inmate in which 2002 film musical? Chittenango, New York, holds an annual Oz-Stravaganza for which author, born there in 1856? Chlorpromazine, approved by the FDA in 1954 and the prototype antipsychotic, is better known by which brand name? Chocolate Avenue and Cocoa Avenue are main streets of which Pennsylvania town, established in 1903?