
"According to court documents Bridges, 35, was probing European Bitcoin trading firm Bitstamp, which led to the US government seizing 1,606,6488 BTC in November 2014."
As per the bold, under what laws do the Americans have jurisdication over a European firm?
To paraphrase Samuel L. Jackson: I am sick of these motherfucking Americans on this motherfucking planet!
It's NOT YOUR PLANET!
(With all due apologies to all the nice Americans who don't work for the various TLA's...)