Worst possible choice. Even without taking international costs, it will be best day for propaganda and thus elite. And perfect feed for ultra-nationalistic movements - so even if manages to produce change in government, it will be second Iran, not second Poland.

>seizure of assets

Best one. After enough mansions are seized and comfortable retirements destroyed, couple of skulls will get caved by a snuffbox and all the geopolitics garbage will be thrown out of the window. With following power struggle, that might even be second chance to form sane government.