A shekara ta 1581, Sarki Bayinnaung na daular Toungoo ya rasu, kuma dansa Nanda Bayin ya gaje shi.Sai kawun Nanda Viceroy Thado Minsaw na Ava ya yi tawaye a 1583, wanda ya tilastawa Nanda Bayin kira ga mataimakan Prome, Taungoo, Chiang Mai, Vientiane, da Ayutthaya don neman taimako wajen murkushe tawayen.Bayan da Ava ya fadi da sauri, sojojin Siamese sun janye zuwa Martaban (Mottama), kuma suka ayyana 'yancin kai a ranar 3 ga Mayu 1584.Nanda ya kaddamar da yakin neman zabe guda hudu a kan Ayuthayya.A yakin karshe, Burma ya kaddamar da sojojin mamaye na 24,000 a ranar 4 ga Nuwamba 1592. Bayan makonni bakwai, sojojin sun yi yaki zuwa Suphan Buri, wani gari da ke yammacin Ayutthaya.^[44] A nan tarihin Burma da tarihin tarihin Siamese suna ba da lissafi daban-daban.Tarihi na Burma ya ce an yi yaƙi a ranar 8 ga Janairun 1593, inda Mingyi Swa da Naresuan suka yi yaƙi da giwayensu na yaƙi.A yakin, an kashe Mingyi Swa da harbin bindiga, bayan da sojojin Burma suka ja da baya.Kamar yadda tarihin Siamese ya nuna, an yi yaƙin ne a ranar 18 ga Janairun 1593. Kamar dai a tarihin ƙasar Burma, an fara yaƙi tsakanin sojojin biyu amma tarihin Siamese ya ce ana tsakiyar yaƙin, bangarorin biyu sun amince da yanke sakamakon da za a yi ta hanyar samun duel tsakanin Mingyi Swa da Naresuan akan giwayensu, kuma Naresuan ya yanke Mingyi Swa.^[45] Bayan haka ne sojojin Burma suka ja da baya, inda suka sha da kyar a hanya yayin da Siyama suka fatattaki sojojinsu da kuma lalata su.Wannan shi ne karo na karshe na yakin da Nanda Bayin ya yi na mamaye Siam.Yaƙin Nandric ya jagoranci Ayutthaya daga Burma vassalship.sannan kuma ya 'yantar da Siam daga mamayar Burma tsawon shekaru 174.