I was thinking the same thing. One of the rules is that 'agreed' goes with 'on', 'to', or 'about'. But the Economist is the only place I can think of where I ha

I was thinking the same thing. One of the rules is that 'agreed' goes with 'on', 'to', or 'about'. But the Economist is the only place I can think of where I have seen something like: "Only after a short truce was agreed were the envoys..." http://www.economist.com/world/mideast-africa/displaystory.cfm?story_id=7843331 http://www.economist.com/world/mideast-africa/displaystory.c... "A peace pact of sorts was agreed just days before the auction..." http://www.economist.com/world/britain/displaystory.cfm?story_id=12267585 http://www.economist.com/world/britain/displaystory.cfm?stor...