▁Commission ▁of ▁Hong ▁Kong ▁proposed ▁an ▁extension ▁of ▁the ▁territory ' s ▁race - h ate ▁laws ▁to ▁cover ▁main land ers . ▁Str ong ▁anti - main land ▁sentiment ▁has ▁also ▁been ▁documented ▁amid st ▁the ▁ 2 0 1 9 ▁protest s , ▁with ▁reported ▁instances ▁of ▁protest ers ▁attack ing ▁Mand arin - spe akers ▁and ▁main land - link ed ▁business es . ▁ ▁Mong olia ▁ ▁Inner ▁Mong olia ▁used ▁to ▁be ▁part ▁of ▁Gre ater ▁Mong olia , ▁until ▁Mong olia ▁was ▁absor bed ▁into ▁China ▁at ▁ 1 7 th ▁century ▁following ▁the ▁Q ing ▁con quest . ▁For ▁three ▁centuries , ▁Mong olia ▁was ▁marked ▁with ▁little ▁interests ▁even ▁during ▁the ▁expansion ▁of ▁Russian ▁Empire . ▁With ▁the ▁Q ing ▁collapse , ▁China ▁attempted ▁to ▁re take ▁Mong olia ▁only ▁to ▁see ▁its ▁rule ▁fallen ▁with ▁the ▁Mong ol ian ▁Revolution ▁of ▁ 1 9 2 1 , ▁over throw ing ▁the ▁Chinese ▁rule ; ▁but ▁it ▁was ▁proposed ▁that ▁Z hang ▁Zu ol ing ' s ▁domain ▁( the ▁Chinese ▁" Three ▁Eastern ▁Provin ces ") ▁take ▁Out er ▁Mong olia ▁under ▁its ▁administration ▁by ▁the ▁Bog da ▁Khan ▁and ▁B odo ▁in ▁ 1 9 2 2 ▁after ▁pro - S ov iet ▁Mong ol ian ▁Commun ists ▁seized ▁control ▁of ▁Out er ▁Mong olia . ▁However , ▁China ▁failed ▁to ▁take ▁Out er ▁Mong olia ▁( which ▁would ▁become ▁modern ▁Mong olia ) ▁but ▁successfully ▁maintained ▁their ▁presence ▁in ▁Inner ▁Mong olia