Answer:
We send out ships to go visit different countries because ships in a foreign countrys which enables it to avoid the regulations of the owners country
Explanation:
Justinians attempts to reconquer western territory left the east open to attacks by Persians and Slavs.
Justinian had come to the throne in 527. War with the Persians began in 540 and continued until a 50-year peace agreement was signed in 561.
The Sclaveni (as the Slavs then were known) gave Justinian problems in the Balkan region.
That Spain was there greatest enemy. Hope this helps <span>(∩ ͡° ͜ʖ</span>