fragile peace: an unstable peace
ex:A deadly suicide bomb attack blamed on rebels shatterd a fragile peace, Reuters said.
mar/tarnish relationship/the peace: to destroy peace
ex:He said,they should be aware that such insults will not tarnish the peace
treaty but only jeopadize their own social stability and security
خدشه دار کردن صلح/روابط
overshadow: to effect ...
ex:Unfortunately ,the political aspect of the case has overshadowed its technical aspect,resulting in complications and tensions.
تحت الشعاع قرار دادنratification:confirmation
ex:The Cabinet passed 187 ratifications
and agreements for improving economy,infrastructure,cultural,and sports sectors of the province.