Before the current calendar, Thailand used lunar calendar (Thai: ปฏิทินจันทรคติ /bpà-dtì-tin jan-tá-rá ká-dtì/) which is a calendar that is based on cycles of the lunar phase. Until year 1889 in the reign of King rama V, Thailand formally announced to use the solar calendar (Thai : ปฏิทินสุริยคติ bpà-dtì-tin sù-rí-yá ká-dtì/) in which the years are counted in the Buddhist Era … [Read more...] about Thai Calendar