Yawancin shekarun 1980 sun ga tsarin dimokraɗiyya wanda Sarki Bhumibol da Prem Tinsulanonda ke kulawa.Su biyun sun gwammace mulkin tsarin mulki, kuma sun dauki matakin kawo karshen hare-haren soji.A watan Afrilun shekarar 1981 wasu kananan hafsoshin sojan kasar da aka fi sani da "Young Turks" suka yi yunkurin juyin mulki, inda suka kwace birnin Bangkok.Sun rusa Majalisar Dokoki ta Kasa kuma sun yi alkawarin kawo sauyi ga al’umma.Amma matsayinsu ya ruguje da sauri lokacin da Prem Tinsulanonda ya raka dangin sarki zuwa Khorat.Tare da goyon bayan King Bhumibol ga Prem ya bayyana a sarari, ƙungiyoyin masu biyayya a ƙarƙashin babban fadar da aka fi so Janar Arthit Kamlang-ek sun sami nasarar kwato babban birnin ƙasar a wani harin da ba a yi jinni ba.Wannan lamari ya kara daukaka martabar masarautar har yanzu, sannan kuma ya kara daukaka matsayin Prem a matsayin matsakaicin dangi.Don haka aka cimma matsaya.Rikicin ya kawo karshe kuma akasarin tsaffin daliban sun koma Bangkok karkashin wata afuwa.A cikin Disamba 1982, Babban Kwamandan Sojojin Thailand ya karɓi tutar Jam'iyyar Kwaminisanci ta Thailand a wani bikin da aka yaɗa da yawa da aka yi a Banbak.A nan ne mayakan gurguzu da magoya bayansu suka mika makamansu tare da yin mubayi’a ga gwamnati.Prem ya ayyana an kawo karshen yakin.^{[74 <>]} Sojoji sun koma barikinsu, amma duk da haka aka fitar da wani kundin tsarin mulki, wanda ya samar da majalisar dattijai da aka naɗa don daidaita zaɓen majalisar wakilai ta ƙasa.Prem kuma ya kasance wanda ya ci gajiyar saurin juyin juya halin tattalin arziki wanda ke mamaye kudu maso gabashin Asiya.Bayan koma bayan tattalin arziki a tsakiyar shekarun 1970, ci gaban tattalin arziki ya tashi.A karon farko Tailandia ta zama kasa mai karfin masana'antu, kuma kayayyaki da aka kera kamar na'urorin kwamfuta, masaku da takalmi sun mamaye shinkafa, roba da kwano a matsayin kan gaba wajen fitar da kayayyaki zuwa kasashen waje.Da ƙarshen yaƙe-yaƙe na Indochina da tawaye, yawon shakatawa ya haɓaka cikin sauri kuma ya zama babban mai samun kuɗi.Yawan jama'ar birane ya ci gaba da karuwa cikin sauri, amma gaba daya karuwar yawan jama'a ya fara raguwa, wanda ya haifar da hauhawar rayuwa ko da a yankunan karkara, ko da yake Isaan ya ci gaba da koma baya.Yayin da Thailand ba ta yi girma da sauri kamar "Tigers Hudu na Asiya," (wato Taiwan , Koriya ta Kudu , Hong Kong da Singapore ) ta sami ci gaba mai dorewa, ta kai kimanin dala 7100 GDP na kowane mutum (PPP) a 1990, kusan ninki biyu na 1980. .^[75]Prem ya rike mukamin na tsawon shekaru takwas, inda ya sake tsallake rijiya da baya a shekarar 1985 da kuma wasu zabuka biyu a shekarar 1983 da 1986, kuma ya ci gaba da zama mai farin jini a kansa, amma farfado da siyasar dimokuradiyya ya haifar da neman shugaba mai jajircewa.A shekara ta 1988 sabon zabe ya kawo tsohon Janar Chatichai Choonhavan kan karagar mulki.Prem ya yi watsi da gayyatar da manyan jam'iyyun siyasa suka yi masa na wa'adi na uku na shugabancin kasar.