1) American Camping Association 2) American Canoe Association 3) American Casting Association 4) Current target of GOP attacks 5) Here, to hernando 6) Here, to Javier 7) Here, to Jorge 8) Obamacare acronym 9) Obamacare initials 10) Obamacare, initially 11) Organisation for codebreakers Found on https://www.crosswordclues.com/clue/aca
Airspace Coordination Area: A three-dimensional box in the sky defined by grid and/or land references and an altitude block (AGL). The intent of an ACA is to allow simultaneous attack of targets near each other by multiple fire support means, one of which is air. (See Army Field Manual 6-20). Found on http://www.f-16.net/glossary-A.html