The framers made it complicated but possible so that future generations can amend it based on new principles, but it needed to be a well-thought-through process.
People were braking in and someone forgot to unlock the door so they had to brake a window to get in. i hope this is what you wanted and helps
In the 1960s and 1970s, the U.S. witnessed a rise of public interest groups, due to the progressive spirit of the time where a good number of them established their offices after 1960 and opened their doors after 1970s. The interest groups comprised of: professional associations, public interest groups, business and agricultural groups, labor groups, ideological groups, and public-sector groups. Several factors determined the growth interest groups in the United States. First, The U.S. is heterogeneous in several aspects: its geography, climate, economic potential, culture, ethnicity, and religions. The heterogeneity resulted in political, socio-economic and cultural divisions which led to the evolution of several interest groups, each with unique objectives.
European countries risk so much to find the northeast passage because The Northwest Passage is a sea route connecting the northern Atlantic and Pacific Oceans through the Arctic Ocean, along the northern coast of North America via waterways through the Canadian Arctic Archipelago.
Treaty 7 is the last of the Numbered Treaties made between the Government of Canada and the Plains First Nations (see Indigenous Peoples.