Masarautar Maguzawa ita ce Masarautar Burma ta farko da ta haɗa yankunan da za su zama Myanmar ta zamani.Mulkin Maguzawa na tsawon shekaru 250 akan kwarin Irrawaddy da kewayensa ya kafa harsashin hawan harshe da al'adun Burma, da yaduwar ƙabilar Bamar a Upper Myanmar, da bunƙasa addinin Buddah na Theravada a Myanmar da kuma yankin kudu maso gabashin Asiya.^[22]Masarautar ta girma ne daga ƙaramin ƙauyen ƙarni na 9 a Pagan (Bagan na yanzu) ta Mranma/Burmans, waɗanda kwanan nan suka shiga kwarin Irrawaddy daga Masarautar Nanzhao.A cikin shekaru ɗari biyu masu zuwa, ƙananan masarautun sun girma a hankali suna mamaye yankunan da ke kewaye da su har zuwa 1050s da 1060s lokacin da Sarki Anawrahta ya kafa daular Maguzawa, a karon farko da suka haɗu a ƙarƙashin mulkin ɗaya na kwari na Irrawaddy da kewayenta.A karshen karni na 12, magadan Anawrahta sun kara fadada tasirinsu zuwa kudu zuwa babban yankin Malay , zuwa gabas a kalla zuwa kogin Salween, a arewa mai nisa zuwa kasa da iyakar kasar Sin a halin yanzu, da kuma zuwa yamma, a arewaci. Arakan and the Chin Hills.^[23] A cikin ƙarni na 12 da na 13, Pagan, tare da daular Khmer , ɗaya ne daga cikin manyan masarautu guda biyu a yankin kudu maso gabashin Asiya.^[24]Harshen Burma da al'adun Burma sannu a hankali sun zama masu rinjaye a cikin babban kwarin Irrawaddy, sun mamaye ka'idojin Pyu, Mon da Pali a ƙarshen karni na 12.Addinin Buddha na Theravada sannu a hankali ya fara yaɗuwa zuwa ƙauyen ko da yake Tantric, Mahayana, Brahmanic , da ayyukan raye-raye sun kasance da ƙarfi sosai a duk yanayin zamantakewa.Sarakunan Maguzawa sun gina haikalin Buddha sama da 10,000 a yankin Bagan Archaeological Zone wanda sama da 2000 suka rage.Masu hannu da shuni sun ba da gudummawar fili ba tare da haraji ba ga hukumomin addini.^[25]Masarautar ta koma koma baya a tsakiyar karni na 13 yayin da ci gaba da karuwar arzikin addini ba tare da biyan haraji ba a shekarun 1280 ya yi matukar tasiri ga ikon kambi na rike amanar sarakuna da jami'an soja.Wannan ya haifar da mummunar da'ira na rikice-rikice na ciki da ƙalubalen waje ta Arakanese, Mons, Mongols da Shans.Mamayewar Mongol da aka yi ta yi (1277-1301) sun hambarar da mulkin da aka yi a ƙarni huɗu a shekara ta 1287. Rushewar ya biyo bayan shekaru 250 na rarrabuwar kawuna na siyasa wanda ya daɗe har zuwa ƙarni na 16.^[26] An raba Masarautar Maguzawa ba tare da misaltuwa ba zuwa kananan masarautu da yawa.A tsakiyar karni na 14, kasar ta kasance cikin tsari tare da manyan cibiyoyin iko guda hudu: Upper Burma, Lower Burma, Shan Jihohin da Arakan.Yawancin cibiyoyin wutar lantarki da kansu sun kasance (sau da yawa ana yin sako-sako) ƙananan masarautu ko jahohin sarakuna.Wannan zamanin ya kasance da jerin yaƙe-yaƙe da sauya ƙawance.Ƙananan masarautu sun buga wasan da bai dace ba na biyan mubaya'a ga jihohi masu ƙarfi, wani lokacin lokaci guda.