There are a few Presidents that did not have a Vice President.
John Tyler / 1841 - 1845 - no Vice President
Millard Fillmore / 1850 - 1853 - no Vice President
Andrew Johnson / 1865 - 1869 - no Vice President
Chester A. Arthur / 1881 - 1885 - no Vice President
There are Presidents that have gone their terms without a Vice President, but listed above are the ones that never had one.
Answer:
I think answer 1 is correct
The Peloponnesian War weakened the Greek city-states and it divided them. This gave Phillip 11 of Macedon the opportunity to move in and conquer them in their weakened, non-united condition and they were never to get their original strength back again. The Peloponnesian war was very debilitating to the Greek city-states.
upper Mississippi river is the answer
The sentence "<span>This is a method of researching studying a topic, examination, inquiry",
denotes to "Investigation" in scientific research. As the
sentence breaks down the method in various stages like research, study,
examination and inquiry, all of them are the essential parts of an
investigation in scientific methods. </span>