I thought it was humanism ?
A. Urban II
These incursions prompted the emperor of Byzantium, Alexius I Comnenus to send a delegation to Piacenza, Italy, asking Pope Urban II in March 1095 for help against the Turks. On November 27, 1095, in Clermont, France, Pope Urban II called for a crusade to help the Byzantines and to free the city of Jerusalem.
A Laissed-faire is a travel document issued by National Governments and sometimes International organizations such as the United Nations, International Red Cross or the European Union.
Overall, democracy is the best form of government, because it is morally the most justifiable, although democratic governments today can be improved.
Hope that helps
The exchange that most affected the indigenous people was the one of diseases. Native Americans hadn't encounter the diseases the European brought before, so they hadn't develop immunity to them. This is the major reason of the large death of Native Americans, besides the war between them and the brutality of the Europeans.