<prompt> Qedela umusho olandelayo: Ngemva kokuba iMexico ithole inkululeko ngo-1821, ibutho elikhulu laseSpain laqhubeka lihlala eSan Juan de Ulúa kwaze kwaba ngo-1825. Kwakuyindawo yokugcina eyayikade ihlala eNew Spain eyayibanjwa abaseSpain futhi yanikelwa kuJenene waseMexico uMiguel Barragán ngoNovemba 1825. Isizathu somyalo wokuxoshwa owakhishwa uMongameli uVicente Guerrero kwakuwumzamo wabo ongaphumelelanga wokunqoba iMexico. Kusukela ngaleso sikhathi, iSan Juan de Ulúa yaba uphawu lwezempi nezombusazwe lokumelana kwaseMexico nokuhlaselwa nokuhlala kwamanye amazwe, ngenxa yokuningi okwenzeka ngekhulu leshumi nesishiyagalolunye. Ngo-1836 amaFulentshi ahlasela inqaba eMpini yaseVeracruz ngesikhathi seMpi Yobumba, impi eyabangelwa yisakhamuzi saseFrance eMexico efuna isinxephezelo ngesitolo sakhe sobumba okuthiwa sonakele; ngesikhathi seMpi yaseMexico-American, i-United States  <response>: lavimbezela inqaba phakathi nempi, impi eyabangelwa izingxabano zeRiphabhuliki yaseTexas eyayisanda kuzalwa, kwathi ngo-1863 amaFulentshi alithatha isikhashana idolobha lapho efaka uMaximilian I njengombusi waseMexico. Phakathi nengxenye enkulu yekhulu le-19, le nqaba yayisetshenziswa njengejele, ikakhulukazi iziboshwa zezombusazwe ezazibhekwa njengeziphikisana nohulumeni. Osopolitiki abaningi abavelele baseMexico babechitha isikhathi lapha ngesikhathi bengekho emandleni. 