11. Called ROPS, or roll-over protection system, the hoops are folded down behind the standard head restraints. 12. Copyright law in the United States emphasizes protection of financial reward over protection of creative attribution. 13. In the past, advocates of the monarchs and of the farmers have clashed over protection efforts. 14. The AMX tanks also emphasised manoeuvre over protection . 15. Mobility thus gained a priority over protection and the very concept of a heavy tank became obsolete. 16. Environmentalists complained that the plan favored development over protection and endangered the Presidio's wildlife habitats and historic resources. 17. Molloy, who valued protection of the settlers'property over protection of the natives'lives, took no action in this case. 18. It then took over protection of bridges along the road from the Waal captured during Operation Market Garden. 19. One is over protections against layoff. 20. Roll over protection structures were common earlier but as far as I know, not on cars until the 1960's.