▁the ▁Ag ad ir ▁Cris is . ▁In ▁ 1 9 1 4 , ▁the ▁German ▁col ony ▁of ▁K amer un ▁made ▁up ▁all ▁of ▁modern ▁Cam ero on ▁as ▁well ▁as ▁port ions ▁of ▁Niger ia , ▁Ch ad , ▁Gab on , ▁the ▁Republic ▁of ▁the ▁Congo ▁and ▁the ▁Central ▁African ▁Republic . ▁K amer un ▁was ▁surrounded ▁on ▁all ▁sides ▁by ▁Ent ente ▁territory . ▁British - h eld ▁Niger ia ▁was ▁to ▁the ▁north - west . ▁The ▁Belg ian ▁Congo ▁border ed ▁the ▁col ony ▁to ▁the ▁south - east ▁and ▁French ▁Equ atorial ▁Africa ▁lay ▁in ▁the ▁east . ▁The ▁neutral ▁col ony ▁of ▁Spanish ▁Guinea ▁was ▁border ed ▁by ▁German ▁K amer un ▁on ▁all ▁sides ▁but ▁one , ▁which ▁faced ▁the ▁sea . ▁In ▁ 1 9 1 4 , ▁on ▁the ▁e ve ▁of ▁World ▁War ▁I , ▁K amer un ▁remained ▁largely ▁un expl ored ▁and ▁un ma pped ▁by ▁European ▁inv aders . ▁In ▁ 1 9 1 1 – 1 9 1 2 ▁the ▁border ▁with ▁the ▁French ▁colon ies ▁of ▁Gab on , ▁Middle ▁Congo , ▁U b ang i - Sh ari ▁and ▁Ch ad ▁was ▁established ▁and ▁in ▁ 1 9 1 3 ▁the ▁border ▁between ▁the ▁colon ies ▁of ▁Niger ia ▁and ▁K amer un ▁was ▁defined . ▁ ▁The ▁German ▁military ▁forces ▁station ed ▁in ▁the ▁col ony ▁at ▁the ▁time ▁consisted ▁of ▁around ▁ 1 , 8 5 5 ▁Schutz tr u ppen ▁(