it’s helpful to know the difference between spiritual Israel and physical Israel. the nations are blessed by the former, not the latter.
The important thing is the lifting the eyes of rebellious, sinful men to acknowledge - however reluctantly - the glorious omnipotent power of the creator of the Universe.
And in doing so, their excuses for their insolence in their final hour weighs ever more heavily upon the unrepentant.
God's covenant with Abraham was not for the purpose of blessing Abraham, although it pleased God to do so. The purpose was to reveal the Glory of God to the world. That covenant is still in force and God is still glorified. The blessings are conditional upon man's obedience to and relationship with God.
Israel will be used to bring glory to god regardless, whether it is by surviving unimaginable persecution and genocidal furies, or whether it is by triumph against impossible odds.