). ▁When ▁the ▁Sp ani ards ▁refuse ▁to ▁pay ▁for ▁supplies , ▁n atives ▁take ▁iron ▁from ▁the ▁ships . ▁ ▁Mag al h ã es ▁ren ames ▁the ▁arch ip el ago ▁Las ▁Is las ▁de ▁los ▁Lad ron es ▁( The ▁Islands ▁of ▁the ▁Th ieves ). ▁Spanish ▁East ▁Ind ies , ▁ 1 5 6 5 – ( 1 6 6 8 – 1 8 9 8 ) – 1 8 9 9 ▁Diego ▁Luis ▁de ▁San ▁V itor es ▁ren ames ▁the ▁Cham or ro ▁arch ip el ago ▁Is las ▁Marian as ▁in ▁honor ▁of ▁his ▁patron ess , ▁Queen ▁Mar iana ▁of ▁Austria , ▁ 1 6 6 8 ▁Gu am ▁becomes ▁a ▁major ▁stop over ▁for ▁Spanish ▁g alle ons ▁en ▁route ▁to ▁Man ila , ▁from ▁A cap ul co . ▁A ▁number ▁of ▁coast al ▁for ts ▁are ▁built ▁to ▁protect ▁these ▁ships , ▁including ▁Fort ▁So led ad ▁and ▁Fort ▁San ▁Jose ▁in ▁Um ata c . ▁Spanish – American ▁War , ▁April ▁ 2 3 ▁– ▁August ▁ 1 2 , ▁ 1 8 9 8 ▁Spanish ▁Empire ▁decl ares ▁war ▁on ▁the ▁United ▁States , ▁April ▁ 2 3 , ▁ 1 8 9 8 ▁United ▁States ▁capture ▁of ▁Gu am , ▁June ▁ 2 0 – 2 1 , ▁ 1 8 9 8 ▁Tre aty ▁of ▁Paris , ▁December ▁ 1 0 , ▁ 1 8 9 8 ▁United ▁States ▁Territ ory ▁of ▁Gu am , ▁since ▁December ▁