Rubuta ci gaba don wannan sakin layi - A duk tsawon zamanin mulkin mallaka na Yammacin Turai a Asiya, Siam ta kasance kasa daya tilo a yankin da ta guji zama mulkin mallaka daga kasashen waje, kodayake sau da yawa ana tilasta ta ba da yankin da kuma cinikin cinikayya a cikin yarjejeniyoyi marasa daidaito. Tsarin Siamese na gwamnati an daidaita shi kuma an canza shi zuwa mulkin mallaka na zamani a zamanin Chulalongkorn. A cikin Yaƙin Duniya na I, Siam ya kasance tare da abokan tarayya, shawarar siyasa don gyara yarjejeniyar da ba ta dace ba. Bayan juyin juya halin da ba a zubar da jini ba a 1932, ya zama mulkin mallaka na tsarin mulki kuma ya canza sunansa na hukuma zuwa Thailand, wanda ya kasance tauraron dan adam na Japan a Yaƙin Duniya na II. A ƙarshen 1950s, juyin mulkin soja a karkashin Field Marshal Sarit Thanarat ya sake farfado da rawar da masarautar ke takawa a tarihi a siyasa. Thailand ta zama babban abokin kawancen Amurka, kuma ta taka rawar gani a yankin a matsayin memba na SEATO da ta gaza, amma tun daga shekarar 1975, ta nemi inganta alaƙar ta da China da makwabtan Thailand. Baya ga wani ɗan gajeren lokaci na dimokiradiyya na majalisa a tsakiyar shekarun 1970, Thailand ta sauya lokaci tsakanin dimokiradiyya da mulkin soja. Tun daga shekarun 2000, an kama shi a cikin jerin rikice-rikicen siyasa tsakanin magoya baya da abokan adawar Thaksin Shinawatra, wanda ya kai ga juyin mulki guda biyu, kwanan nan a shekarar 2014
da kafa tsarin mulkinsa na yanzu da na 20 kuma yana fuskantar zanga-zangar neman dimokiradiyya da ke gudana.