What is a wood carving made by american indians of the northwest

Explanation:

Northwest Indians were best kwon by this kind of art, must of these objects are ceremonial and have religious significance and to commemorate their ancestors.

They did this totems poles from large trees. Artists were able to capture the reality on it.

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place.