Because he got the most votes in the election. Through the democratic process. His plans and ideas about the role of government, foreign policy and other stands on the issues of the day resonated with the majority of voters.
no
Because the people voted him into office.
because the people voted him in
January 20, 2017 will be President Obama's last day in office.
Technically no. You vote for the President and they are a team, so if you Voted for President Obama, you also voted for Joe Biden.
The people voted him in in an election.
The President is voted into office by way of the electoral college. The people cast their votes and based on their votes the electors vote for President.
No, unless there is some technicality I am not aware of
No.
52%
November 4, 2008
Grover Cleveland