It was Austria, who owned provinces in Italy.
Blue dots mean roman empire
And red dots means byzantine empire
https://docs.google.com/drawings/d/1nraBYupmTtl1_hpDHcdwelK56_Ba-Tki3ZvPdEEexE0/edit
China had become communist in 1949 and communists were in control of North Vietnam. The USA was afraid that communism would spread to South Vietnam and then the rest of Asia. It decided to send money, supplies and military advisers to help South Vietnamese Government.