AN ' S ▁P OT AT O ▁P ATCH ▁ ▁Events ▁after ▁the ▁Mar ip osa ▁Indian ▁War , ▁from ▁Sam ▁Ward ▁in ▁the ▁Gold ▁R ush ▁( 1 8 6 1 , ▁ 1 9 4 9 ) ▁by ▁Samuel ▁Ward ▁ ▁Category : Native ▁American ▁history ▁of ▁California ▁Category : History ▁of ▁the ▁Sierra ▁Nev ada ▁( U . S .) ▁Category : W ars ▁between ▁the ▁United ▁States ▁and ▁Native ▁Americans ▁Category : W ars ▁involving ▁the ▁ind igen ous ▁pe op les ▁of ▁North ▁America ▁in ▁California ▁Category : Conf lic ts ▁in ▁ 1 8 5 0 ▁Category : Conf lic ts ▁in ▁ 1 8 5 1 ▁Category : 1 8 5 0 ▁in ▁California ▁Category : 1 8 5 1 ▁in ▁California <0x0A> </s> ▁The ▁Pitts burgh ▁railway ▁strike ▁occurred ▁in ▁Pitts burgh , ▁Pennsylvania , ▁as ▁part ▁of ▁the ▁Great ▁Rail road ▁St rike ▁of ▁ 1 8 7 7 . ▁It ▁was ▁one ▁of ▁many ▁inc idents ▁of ▁strik es , ▁labor ▁un rest ▁and ▁violence ▁in ▁cities ▁across ▁the ▁United ▁States , ▁including ▁several ▁in ▁Pennsylvania . ▁Other ▁cities ▁dealing ▁with ▁similar ▁un rest ▁included ▁Philadelphia , ▁Reading , ▁Sh am ok in ▁and ▁Sc r anton . ▁The ▁inc idents ▁followed ▁repeated ▁redu ctions ▁in ▁w ages ▁and ▁sometimes ▁increases ▁in ▁work load ▁by ▁rail road ▁companies , ▁during ▁a ▁period ▁of ▁economic ▁re cess ion ▁following ▁the ▁Pan ic ▁of ▁ 1 8 7 3 . ▁ ▁Between ▁July ▁ 2