This following two tables show the eight states where the margin of difference were the least in the presidential election of 2016 and 2020.
In 2020, five of the about eight states, namely Georgia, Arizona, Wisconsin, Pennsylvania and Michigan switched voting for Democratic Party from Republican Party.
Americans are about evenly divided in their support of the two main political parties. So,
they must seek advantage from the structure of the election. It is noticeable that President Biden's success had to do with his winning four of the states with the least margin.
In the U.S., federal elections are frequent and follow fixed schedules, presidential elections every four years with mid-term elections in between. That means elections are held every two years. In 2020, presidential and congressional elections, $14.4 billion was spent. With huge amount of money and frequency, political professionals have a full-time job. It is not hard to imagine that issues are raised, amplified and sensationalized by their involvement.
With President Biden pulling out of the contest and endorsing Vice President Kamala Harris, former President Trump now face a younger and female contestant. The dynamics of the election have changed. Democratic platform will be clearer af the partu convention in August 19 in Chicago.
Politics in U.S. affects practically everyone in the world. More posts on this subject will follow.