IMPORTANT BOUNDARY LINES

* DURAND LINE - Pakistan & Afghanistan 

* MC MOHAN LINE - India & China 

* 38th PARALLEL LINE - North And South Korea

* HIDENBERG LINE - Germany & Poland

* RADCLIFF LINE - India & Pakistan 

* SIEGFRIED LINE - France & Germany 

* MANNERHEIM LINE- Russia & Finland 

* 49th PARALLEL - USA & CANADA 

* MAGINOT LINE - France & Germany

* ORDER NIESSE LINE- East Germany & Poland