पनामा नहर bridge of the americas
CULTURE --Manushya jinda rahne ke liye Jin ghatna kram ko aanjam deta hai use kalchar mana jayega,aap samarthan yavirodh ke liye combinad ho sakte hai
INTERNATIONAL RELATION -kisi desh dwara kiye janewale galtiya ya us se honewale fayeda ko kriyanbit rakhne kisanchaln ko relationship kahte hai