Israel & Judah vassals of Assyria. Israel exiled (jan 1, 730 BC – jan 1, 720 BC)
Description:
 Tiglath-Pileser III and then Shalmaneser  V both hold control over northern Israel in this time.
Judah as vassal - 2 Kings 16:7-8
Israel as vassal - 2 Kings 17:3
Shalmaneser captures Hoshea King of Israel after betrayal to Egypt. Israel exiled from their land. (2 Kings 17:6) 
Added to timeline:
Date:
jan 1, 730 BC
jan 1, 720 BC
 ~ 10 years