In September 2011, which two countries signed a pact to end a 40 year border demarcation dispute?
2001 Bangladesh–India border clashes 2001 Bangladesh–India border clashes The 2001 Bangladesh-India border dispute conflict took place in the third week of April 2001 between troops of the Bangladesh Rifles (BDR), which is now known as the Border Guard Bangladesh (BGB), and the Indian Border Security Force (BSF) on the poorly marked international border between the two countries. The Partition of Bengal in 1947 left a poorly demarcated international border between India and Bangladesh (then East Pakistan). Ownership of several villages on both sides of the de facto border were disputed and claimed by both countries. The dispute over the demarcation of the Indo-Bangladeshi border
Croatia–Slovenia border disputes a case between the U.S. and Canada using "equitable criteria". According to the Wikileaks cables published in 2011, the maritime border dispute was influenced by Slovenia considering itself a maritime nation and Croatia feeling inferior to its neighbours. Along with the maritime dispute, the two countries also have a land border dispute in the Gulf area along the Dragonja river. As in other disputed border areas, the dispute stems from differing demarcation principles: while the border between two republics was often drawn based on (sometimes loose) political agreements or along natural landforms, cadastral records from villages along the border continued