Army general Martin Dempsey, chairman of the joint chiefs of staff, said on Thursday that cross-border action was necessary to defeat the group.
Britain's competition authorities have for the first time taken cross-border action against Spanish car hire firms, after widespread complaints about misleading practices.
General Joseph Ralston, the US special envoy dealing with the PKK issue, was less upbeat, admitting that "the potential for Turkish cross-border action" was growing.
Reintke, who has compiled a European parliament report on empowering women in the digital age, wants to see much more cross-border action and exchange of best practice, to make social media a safer space for women.
If mortar shells landed on U.S. soil from Canada or Mexico, and either of those governments tacitly approved such attacks, the U.S. would take military cross-border action to wipe out the mortar positions and end the bombardment.
Hours after a senior White House foreign-policy official, Ben Rhodes, said the US would not be limited in its response by "geographic boundaries", Dempsey assessed that cross-border action was necessary to defeat the group.
After another exhausting few days for followers of English rugby off the field, the prospect of watching some high-intensity cross-border action, rather than reading and hearing about the post-mortems and recriminations at international level, is deeply attractive.
But there are reasons to think that the big talk about cross-border action may be mere cover for various politically driven national initiatives in France and Germany, many of them protectionist.Germany recently tried to discourage a mooted foreign takeover of Deutsche Bank by pressing Germany's biggest bank to bid for Postbank, a division of Deutsche Post, the national mail service.
Irregular legal status thus constrains cross-border action in a multitude of direct and indirect ways that depend, in part, on the crossing of physical and institutional borders.
Migrants with irregular statuses remit less, indicating that their lack of secure legal status directly blocks them from cross-border action (Table 1).
