Which downtown neighboorhood was annexed by Albany in 1815?
Neighborhoods of Albany, New York:  North and south of Downtown Albany are old residential communities often consisting of row houses; to the north, those neighborhoods include Sheridan Hollow, Arbor Hill, and North Albany, while to the south is the super-neighborhood of the South End, which includes several smaller neighborhoods. Arbor Hill, Albany, New York:  The original name of the area was Colonie (which is applied now to the current town to the north), and the area was incorporated under that name as a village in 1804; it was annexed by Albany in 1815.
i don't know