Because they had different religions.
New Zealand is a bi-cultural country, made up of two cultures: Māori, the culture of the indigenous people of New Zealand, and Pakeha, a multi-culture made up of all the cultures that have settled New Zealand since its discovery by Europeans.
Along the coasts.
spanish
The Indigenous peoples, including the Inuit and various First Nations groups, settled along the coast of Alaska and northern Canada. These communities developed distinct cultures and lifestyles adapted to the harsh Arctic environment, relying on hunting, fishing, and gathering. Their rich traditions and knowledge of the land have persisted over thousands of years, shaping their identities and connections to the region.
There were too many different cultures and indigenous tribes of people to list for the entire region. Each area had different people that were unique to the area. The Mayan civilization had spread extensively throughout the Central American region.
Because they had different religions.
Each region adapted the traditions and/or beliefs of those who settled in that area.
There is no answer, different parts of it were settled at different times by different people.
aztecs
Each group adapted to it's own environment
they had adapted to the various climates and living conditions of the lands in which they settled.
If the question is referring to "the Pilgrim Fathers" - there were no cities in America when they arrived. Cities may have developed in places they settled, but they settled in wilderness.
Generally, the colonist landed and began a colony. They didn't wonder far from where they first landed. So, the people who settled in the north began life in a different way than the people who settled in the southeast. As a result the colonies developed different life styles and cultures.
They each developed differently due to geographic locations and the people who settled there.
anglo americans african americans chinese French texans czech German
nothing
The English colonies of colonial America was mostly settled by people of many different backgrounds :) Got it from my history book!