1617 in History
March 9 Sweden and Russia sign Peace of Stolbowa
August 23 1st one-way streets open (London)
October 9 Peace of Pavia (Spain and Savoye)
October 31 Laurens Reael resigns as governor-general of East-Indies
December 16 Spanish viceroy Hernando Arias de Saavedra founds provinces Rio de la Plata (Argentina)/Guaira (Paraguay)