1 Thessalonians 1:8

Achaia : a Roman province located in Greece along the south coast of the Gulf of Corinth
(37° 59´, 23° 44´)

Macedonia : a Roman province north of Greece which included 10 Roman colonies (IBD),citizens of the province of Macedonia
(40° 37´, 22° 55´)

1 Thessalonians 2:16

Gentile : a non-Jewish person
(31° 46´, 35° 14´); (31° 46´, 35° 14´)