Answer:
The Qing Dynasty collapsed in the early 1900s due to corruption, peasant unrest, ruler incompetence, and population growth which led to food shortages and regular famine
John Calvin created the modern democracy. For example the US, the people get to vote for who they want for their leader and the person with the majority of the votes wins.
Could you rephrase this question?
Before the panama canal people from East coast of America who wanted to go to Asia had to either sail around south America which took months or sail towards Asia and go around Africa which took even longer. The panama canal was a short cut right in the middle of central America which cut navigation time in half. Hope I helped. :)
