The problem in this research was construction of military installations nearby civilian's settlement in Indonesia can endanger the safety of civilians because based on the principle of humanitarian law, military installations was military targets. This matter was not inaccordance to the protection of civilian populatrorrs base d on the Geneva Gonventions and Additional Protocols. The problem in this research was studied by normative legal research. The data of this research was collected by library research and by interviewing with some
Indonesian military officers. The data of this research was analized by qualitative. From the data analyse it could he concluded that construction of military installations nearby civilian's settlement in Indonesia was violated Geneva Conventions IV/1949 and Additional Protocol 1/1977 about the protection of civilian populations. Republic of Indonesia had responsibility to give the protection, especially to the civilians who lives nearby military installations.