The answer is: Cities
Approximately, around 80% of united states population live in the cities. This happen because most of job opportunities that exist in united states (whether it's art, technology, or manufacturing) are located in the cities.
Because of this, even people who born in rural areas start to move to inner cities in order to find jobs and sustain their living.
The 11th amendment
hope this helps:)<span />
Gerald Ford both times it happened in California
The allied powers used land as their mail gorund to fight on while the germans used the sea as a sneek attack bc the allied powers didn't see it coming that is how the ussr was sank bc of a surpisre attack from the Germans .
They helped the allies to win the war.
The United States joined the Triple Entente, as there were trade agreements to defend, mainly with England and France.
For the United States, the consequences were mostly good, for example: they became the greatest world power, their trade started to be valued and their army became the best in the world. There were also bad consequences, such as the loss of thousands of soldiers and the sinking of several ships, such as Lusitania. For Russia, the prolongation of the war caused serious problems such as the loss of immense territories, the death of thousands of soldiers and the paralysis industry. Food prices have risen and strikes have increased. The economic system has stopped in all sectors. This later caused the Russian Revolution.