> Also, the DoD in particular has sovereign immunity, The federal government has waived its sovereign immunity via statute for specific kinds of lawsuits, incl

> Also, the DoD in particular has sovereign immunity, The federal government has waived its sovereign immunity via statute for specific kinds of lawsuits, including for copyright infringement via 28 U.S.C. 1498(b). There is also a school of thought that says that copyright infringement violates the Fifth Amendment's takings clause, but that has yet to be endorsed (or rejected) convincingly at a federal level. > The best you could do in that case is something like a WTO lawsuit There are WTO disputes, but these can only be brought by one WTO member (e.g., a sovereign government) against another and generally the outcome of WTO disputes does not involve compensation.