West Virginia, Kentucky, Arkansas, Tennessee
One important influence is climate ie many Canadians, especially from the cold Prairies like to move to Vancouver, BC because the climate is so much milder in the winter due to the proximity of the Pacific Ocean. Another important influence is topography, so that if a country is mostly mountainous, the cost of road building will be more expensive than on, say the prairies or on the coastal desert of Peru and northern Chile. Another important influence of geography is the presence of fertile soil such as in El Salvador from the ash of the volcanoes to grow coffee in, or the fertile floodplain of the Nile River in Egypt.
They are located on the eastern shore of the Baltic seas.
East coast United States is quite humid. You get past the appellation. You get more of a mild weather. Not to cold or hot. Just mild. You are along the Mississippi River. Temperatures get mild again. Get to the Rocky Mountains temperatures rise. Less humid and more hot. More of a desert. Then right in the Rocky Mountains desert. Then you get to the west coast. Cali, Oregon, Washington. You get all kinds of temperature. South Cali a desert. North Cali (?past San Francisco.( humid, mild) Oregon,( humid, mild) Washington ( mild).
Xian china is closer than new York