They are divided between states that allowed women to vote and those that did not. (APEX)
in the northern and Western Hemisphere
Constantine didn't split the Roman Empire. It was Diocletian, and he divided the empire into western and eastern halves.
Western Hemisphere
eastern
The 'iron curtin' divided the East (Communism) from the West (Capitalism/Democracy). There was no physical barrier (although several physical barriers do exist, such as the Berlin wall), but a political barrier.
Diocletian divided the Roman empire into eastern and western halves circa A.D. 293.
The iron curtain divided the world into the eastern and western bloc.
i believe it was called the "iron curtain" that divided eastern and western Europe
The Roman Empire was divided into eastern and western Rome
Hemispheres.
The Equator divides the Eastern and Western Hemispheres.
The eastern and western sections of the US are divided based on the time zones. The eastern portion follows Eastern Standard Time (EST) or Eastern Daylight Time (EDT), while the western portion follows Pacific Standard Time (PST) or Pacific Daylight Time (PDT).
The Cross Timbers.
Eastern Asia. It was actually divided into two parts, Eastern and Western Zhou.
The Prime Meridian, which runs through Greenwich, England, is the line that divides the Earth into the Eastern and Western hemispheres. Locations to the east are in the Eastern Hemisphere, while locations to the west are in the Western Hemisphere.
it helped by providing a natural barrier to keep out invaders