New Delhi: The Indian government has asked its nationals to avoid traveling to Yemen in “any circumstances, by any means, for any purpose.”

The April 1 stern advisory from the External Affairs Ministry came after Islamic terrorists killed an Indian Catholic nun and abducted a priest in Aden, Yemen’s southern port city.

The advisory asserts that the security situation in Yemen continues to remain fragile, “In light of the recent terrorist attacks in Aden, which resulted in killing of an Indian nun and abduction of one priest, Indian nationals are again strongly advised to avoid travelling to Yemen under any circumstances by any means for any purpose till further notice.”

The ministry also said that it had already issued number of travel advisories asking Indian nationals to refrain from traveling to Yemen in view of the precarious security situation in the country, the Press Trust of India reported.

Fr Tom Uzhunnalil, a Salesian priest from Kerala, was abducted by after the Islamic State militant group, which attacked a care home run by Mother Teresa’s Missionaries of Charity in Aden.

Gunmen had stormed the refuge for the elderly on March 4 and killed a Yemeni guard before tying up and shooting 15 other employees, including four nuns.