Multiple factors were involved in the decision of exploration of Mars.
Mars is similar to Earth in size and it is the next planet. Moreover, evidence was present to suggest that liquid water existed, and may possibly still exist, on Mars. All of these factors led to the planet's exploration.
During campaigns, politicians create a lot of promises that may be impossible to do. A lot of people also hope that elected officials will serve the people without political division or greed. There was also lost of trust in the government.
Answer:
By 1786, Americans realized that the Articles of Confederation, the first written constitution of the United States, had to be changed as, according to the Articles, Congress had no rights regarding the control of domestic affairs, such as taxation or commerce regulation. It depended on the financial help of the states, lacking money to pay soldiers for their service in the Revolutionary War or repay foreign loans. By 1786, the US was bankrupt. In 1787 a decision was made to write a new constitution, which was adopted the same year in Philadelphia.
