Idek

While the Articles of Confederation had several weaknesses, three notable issues include Congress' lack of power to tax, no national court system and each state only had a single vote in Congress, regardless of size.

hope that helps

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.

can you explain a little further maybe give multiple choice? ?