Our first frontiers were the settlements along the Coast. atlantic pacific

Atlantic    

Explanation:

The term frontier described as a region at the end of a settled area. It began with the first days of European settlement on the Atlantic coast. In the 17th century, the frontier increased up the Atlantic Coast, which introduced to the settled area. It was the frontier of Europe in a real sense which combined with farmers, fisherman, fur-trader, artisans, miner, cattle-raiser. As the Atlantic frontier began to take place, we get to know about European life with the wilderness for survival. The first frontier had to meet its Indian question, with the increase of political and religious actions.

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explanation:

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