ada ▁Theater ▁opens . ▁▁ 1 9 2 7 ▁ ▁Oak land ▁Airport ▁begins ▁operating . ▁ ▁Port ▁of ▁Oak land ▁opens . ▁▁ 1 9 2 8 ▁ ▁Cl or ox ▁Chem ical ▁Company ▁in ▁business . ▁ ▁P ose y ▁T ube ▁( tra ffic ▁tunnel ) ▁built . ▁▁ 1 9 3 1 ▁– ▁Param ount ▁Theatre ▁built . ▁▁ 1 9 3 3 ▁– ▁Oak land ▁Sym phony ▁active . ▁▁ 1 9 3 6 ▁ ▁San ▁Francisco – O ak land ▁Bay ▁Bridge ▁opens . ▁ ▁Al amed a ▁County ▁Cour th ouse ▁built . ▁ ▁Al amed a ▁County ▁Botan ical ▁and ▁Zo ological ▁Society ▁established . ▁▁ 1 9 3 7 ▁– ▁Cal dec ott ▁T unnel ▁opens . ▁▁ 1 9 4 0 ▁– ▁Population : ▁ 3 0 2 , 1 6 3 . ▁▁ 1 9 4 4 ▁– ▁Oak land ▁Army ▁Base ▁active . ▁▁ 1 9 4 6 ▁– ▁ 1 9 4 6 ▁Oak land ▁General ▁St rike ▁begins ▁on ▁December ▁ 3 ▁and ▁ends ▁on ▁December ▁ 5 . ▁▁ 1 9 5 4 ▁– ▁Oak land ▁Junior ▁College ▁established . ▁▁ 1 9 6 1 ▁– ▁Col ise um ▁Drive - In ▁opens . ▁▁ 1 9 6 6 ▁ ▁October : ▁Black ▁Pan ther ▁Party ▁established . ▁ ▁Oak land ▁Col ise um ▁opens . ▁▁ 1 9 6 8 ▁– ▁Athletics ▁baseball ▁team ▁re loc ates ▁to ▁Oak land . ▁▁ 1 9 6 9 ▁–