Answer:
false
Explanation:
it is false because barbed was not invented to help the settlers and plains
The vault was a structure consisting of arrangements of arches which allowed the Romans to connect any room with the arches because they usually formed a ceiling or roof
Some organizations that fought on the side of the Republicans were the Basque Nationalist Party, Catalan nationalists, and the People's Republican army. Internationally, the republicans had the support of Mexico and the Soviet Union.