“…Even where autocrats fall, ethnically stacked armies systematically block democratization efforts, as their fate and continued access to military power and patronage is tied to the continuing rule of a coethnic leader (Bratton and van de Walle, 1997; Harkness, 2016, 2018). Excluding ethnic groups from such an important state institution as the military could also inspire mass unrest, from protests and riots to insurgency and terrorism, mirroring findings on how exclusion from executive power motivates ethnic rebellion (Cederman et al, 2010; Cederman et al, 2013; Roessler, 2011, 2016; Wimmer et al, 2009). Furthermore, ethnically and racially loyal security forces behave differently toward protestors and rebels hailing from out-groups, shaping human rights practices, surveillance, repression, and other repertoires of state violence.…”