How does this indicate the 1st Century return of Jesus since Christianity had not yet spread to the entire world in 70AD. The "kings of the earth" reference seems to indicate the involvement of all of the earth.
Mat 24:14
And this gospel of the kingdom shall be preached in all the world for a witness unto all nations; and then shall the end come.
World
oikoumen?
oy-kou-men'-ay
Feminine participle present passive of G3611 (as noun, by implication of G1093); land, that is, the (terrene part of the) globe;
specifically the Roman empire: - earth, world.
Also used here:
Luk 2:1 And it came to pass in those days, that there went out a decree from Caesar Augustus, that
all the world should be taxed.
All the world or the part the Roman Empire controlled?
Titus 2:11 For the saving grace of God was manifested
to All men,
Rom 16:26 made known
to All nations for the obedience of faith:
Rom 1:8 First, I thank my God through Jesus Christ for you all, that your faith is spoken of
throughout the Whole world.
Col 1:23 if so be that ye continue in the faith, grounded and stedfast, and not moved away from the hope of
the gospel which ye heard,
which was preached in all creation under heaven; whereof I Paul was made a minister.
The "kings of the earth" reference seems to indicate the involvement of all of the earth.
Kings of the earth, or of the Land?
Same Greek word used as "Land" in these verses
Land, 33
Mat_2:6, Mat_2:20-21 (2), Mat_4:15 (2), Mat_9:26, Mat_10:15, Mat_11:24, Mat_14:34, Mat_27:45, Luk_21:23, Joh_3:22, Joh_6:21, Joh_21:8-9 (2), Joh_21:11, Act_7:3-4 (3), Act_7:6, Act_7:11, Act_7:29, Act_7:36, Act_7:40, Act_13:17, Act_13:19 (2), Act_27:39, Act_27:43-44 (2), Heb_11:9 (2), Jud_1:5