Did Wakanda Open Its Borders?

Newly appointed Ambassador Nakia of Wakanda's River Tribe stressed that the country has not opened its borders to outside visitors but urged a visit to their outreach centers.

Why did Wakanda open the barrier?

War Machine bombards the nearing Outriders As T'Challa ordered the army to hold position, the dropships opened, releasing the Outriders. ... In order to prevent this, T'Challa ordered a section of the barrier to be opened so that the enemy would funnel directly towards them with their attention drawn away from Vision.

Is Wakanda landlocked?

Wakanda, officially known as the Kingdom of Wakanda, is a small isolationist landlocked country located in Africa, surrounded by mountain ranges and a thick forest.