▁was ▁incorpor ated ▁on ▁November ▁ 1 5 , ▁ 1 9 1 1 . ▁ ▁The ▁San ▁F eli pe ▁community ▁was ▁started ▁by ▁the ▁Arte aga ▁family . ▁Arte aga ▁Street ▁and ▁Arte aga ▁Park ▁are ▁named ▁after ▁them . ▁ ▁Many ▁historical ▁artifact s ▁from ▁Del ▁Rio , ▁particularly ▁from ▁the ▁ 1 9 th ▁century , ▁are ▁preserved ▁at ▁the ▁White head ▁Memorial ▁Museum ▁dow nt own . ▁ ▁In ▁ 1 9 3 0 ▁the ▁League ▁of ▁United ▁Latin ▁American ▁Cit iz ens ▁( L UL AC ) ▁brought ▁a ▁law ▁suit ▁against ▁the ▁school ▁district ▁as ▁it ▁fav ored ▁white ▁American ▁children ▁and ▁disc rimin ated ▁against ▁Mexican ▁Americans . ▁The ▁law suit ▁came ▁to ▁known ▁as ▁Del ▁Rio ▁I SD ▁v . ▁Sal vat ierra . ▁▁▁ ▁Del ▁Rio ▁is ▁known ▁as ▁the ▁American ▁address ▁of ▁legend ary ▁Mexican ▁radio ▁stations ▁X ER A ▁and ▁X ER F ▁just ▁over ▁the ▁U . S .- M ex ico ▁border ▁in ▁Ciudad ▁A cu ña ; ▁their ▁ 2 5 0 , 0 0 0 - w att ▁signals ▁could ▁be ▁heard ▁at ▁night ▁as ▁far ▁away ▁as ▁Canada . ▁Leg end ary ▁de ej ay ▁Wolf man ▁Jack ▁operated ▁X ER F ▁in ▁the ▁ 1 9 6 0 s , ▁using ▁a ▁Del ▁Rio ▁address ▁to ▁sell ▁various ▁products ▁advert ised ▁on ▁the ▁station . ▁ ▁L augh lin ▁Air ▁Force ▁Base ▁ ▁In ▁ 1 9 4 2 , ▁the ▁Army ▁Air ▁Corps ▁opened