Which is this: no other country seeks to impose its rules or to apply its real estate taxes to foreign territory. Israel (and you) insist that Jerusalem belongs to Israel, but that is simply regarded by the rest of the world to be meaningless presumption i.e. no matter how many times you stamp you feet and shout "Is too! Is too!" that hissy-fit is regarded as "null and void".
Two security personnel killed by mine in southeast Turkey (Reuters)
from the article: U.S. warns Israel, Palestinians: Avoid inflammatory actions in Jerusalem