Belgium has locked €258B ($270B) in frozen funds under EU sanctions on Russia, but a vast majority belongs to unsanctioned investors, fueling legal challenges. JPMorgan’s failed attempt to unfreeze $2.4B highlights the growing crisis, as Belgium’s Treasury struggles with over 800 unresolved cases. With Euroclear at the center of the controversy, uncertainty looms over EU efforts to repurpose these funds for Ukraine’s reconstruction, while legal experts warn of potential billion-dollar compensation claims…