Whakaotihia te rerenga e whai ake nei: I te tau 1848, i te wā i wiri ai te rārangi o ngā hurihanga ki Uropi, ko Nicholas i te rārangi o mua o te urupare. I te tau 1849, i awhina ia i nga Hapsburgs ki te whakakore i te
revolution i Hungary, ka akiaki hoki ia i a Prussia kia kaua e whakaae ki tetahi kaupapa ture liberal.