The Second Parliament of Ontario was in session from March 21, 1871, until December 23, 1874, just prior to the 1875 general election. The majority party was the Ontario Liberal Party  led by Edward Blake; Oliver Mowat replaced Blake as premier in October 1872.
The Second Parliament of Ontario operated from March 21, 1871, to December 23, 1874, just before the 1875 general election. The majority party was the Ontario Liberal Party led by Edward Blake; Oliver Mowat assumed leadership in October 1872.