Which outcome resulted from the Byzantine Empire's strategic alliances forged through imperial marriages?

💡 Explanation

Marriages with foreign powers created kinship, thereby instituting systems of diplomatic reciprocity because political interests became intertwined, resulting in treaties, and reducing external aggression rather than military build-up or isolationism from maritime trade.

• Which limitation constrained early medieval glass lenses for magnification in astrolabes?
• Which vulnerability critically increased when medieval motte-and-bailey fortifications experienced prolonged siege?
• Which risk increases for Byzantine artisans when re-twisting low-quality silk filament during imperial textile manufacture?
• Which limitation arose when using highly complex astrolabes?
• Which optical outcome occurred in Alhazen's pinhole experiments used to investigate image formation?
• Which outcome arose using bronze plows facing the heavy Mesopotamian soil?