Answer:
the 1980s
Explanation:
Computers went on the market in 1977, and cultural lag created the shifting of computers to the 1980s
On a politicial map you'll find the following:
<em>Governmental boundaries of countries.</em>
<em>States, and counties.</em>
<em>The location of major cities.</em>
<em>And large bodies of water.</em>
The first time Americans celebrated independence by setting off fireworks July 4th, 1777 in Boston, Philiadelphia