By Trend Iranian Foreign Minister Mohammad Javad Zarif has arrived in Nakhchivan Autonomous Republic as part of his two-day visit to Azerbaijan. The visit takes place at the official invitation of the authorities of the Nakhchivan Republic. Zarif on Thursday attended the Mid-Term Ministerial Conference of the Non-Aligned Movement (NAM), titled “Promoting international peace and security for sustainable development” in Baku. --- Follow us on Twitter @AzerNewsAz

Can we draw the following conclusion?
The visit took place with no invitation

Available options:
[1]. Yes.
[2]. It's impossible to say.
[3]. No.