2 0 1 1 ▁( 4 th ▁ed . ▁ 2 0 1 2 ), ▁W ide - r anging ▁general ▁history ; ▁strong ▁on ▁anti - imper ial ism . ▁ ▁Thor nt on , ▁A . P . ▁The ▁Imperial ▁Ide a ▁and ▁its ▁En em ies ▁( 2 nd ▁ed . ▁ 1 9 8 5 ) ▁ ▁T ink er , ▁Hugh . ▁A ▁New ▁System ▁of ▁S la very : ▁The ▁Ex port ▁of ▁Indian ▁Labour ▁O verse as , ▁ 1 8 3 0 - 1 9 2 0 ▁( 1 9 7 4 ). ▁ ▁Web ster , ▁Anthony . ▁Gent le men ▁Capital ists : ▁British ▁Imperial ism ▁in ▁South ▁East ▁Asia , ▁ 1 7 7 0 - 1 8 9 0 ▁( 1 9 9 8 ) ▁ ▁Diplom acy ▁and ▁military ▁policy ▁▁ ▁Bart lett , ▁C . ▁J . ▁British ▁Foreign ▁Policy ▁in ▁the ▁Tw enti eth ▁Century ▁( 1 9 8 9 ) ▁ ▁, ▁a ▁standard ▁history ▁ ▁Black , ▁Jer emy . ▁America ▁or ▁Europe ? ▁British ▁Foreign ▁Policy , ▁ 1 7 3 9 - 6 3 ▁( 1 9 9 8 ) ▁online ▁edition ▁ ▁Black , ▁Jer emy , ▁ed . ▁ ▁Kn ights ▁Er rant ▁and ▁True ▁English men : ▁British ▁Foreign ▁Policy , ▁ 1 6 6 0 - 1 8 0 0 ▁( 2 0 0 3 ) ▁online ▁edition , ▁ess ays ▁by ▁sch ol ars ▁ ▁Black , ▁Jer emy