strike at the possession

"have been trying to take away the land"

made my people Israel inherit

"gave my people Israel as an inheritance"

"to make them leave their own land". God speaks as if the people were plants that he was pulling out of the ground. (Jeremiah 1:10)

"I will cause the house of Judah to leave their lands as well"

"uproot"

"Judah" or "the kingdom of Judah". See Jeremiah 3:18.