For Asian American politicians in New York, the past two decades have held a series of historic firsts. The first first was John Liu, who was born in Taiwan and was elected to a New York City Council seat in Queens in 2001. Also in Queens, Jimmy Meng, who has Chinese and Taiwanese roots, became the first Asian American elected to the state Legislature in 2005. His daughter, Grace Meng, became the first Asian American elected to Congress from New York in 2012...