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.
D or A is the answer. I least I narrowed it down.
Answer:
China has renewed its threat of using military force against Taiwan to prevent it declaring full independence, after Beijing conducted live fire drills and flew fighter planes close to the island this week.
Chinese defense ministry spokesperson Wu Qian said that Beijing would not shy away from unifying the mainland and the island of Taiwan “through force”.
Explanation:
If its about WWII i think its France and Germany