For membership in a foreign terrorist organization and related offenses?

Better than nothing.

Berlin court jails 4 men over Hamas weapon stockpiles – A court in Berlin has ruled that four men gathered and stored weapons for use in terror attacks as members of a Hamas-linked cell. Prosecutors listed potential targets in Germany, including US and Israeli sites…

Possible targets included the Israeli embassy in Berlin, the US Ramstein airbase and the area around Berlin’s disused Tempelhof airport.