These are the last country allowed to travel to Europe without a Visa, since 2015
TUVALU            population  10,640    GDP 3,880 usd/capita
MARSHAL ISL  population 72, 191   GDP 3,627 usd/capita
MICRONESIA    population 107,154  GDP 3,054 usd/capita
SOLOMON IS     population 523,000 GDP  1,553 usd/capita

Ties with Europe :  almost inexistent.  Migration risk:  High

THAILAND    population 67 million, GDP 5977 usd/capita
Ties with Europe:  high     .  Migration risk : low
WHEN  WILL BE THE TIME FOR THAILAND TO TRAVEL TO EUROPE VISA FREE?