Armenia and Azerbaijan were locked in conflict over Nagorno-Karabakh for nearly four decades after the Soviet Union they were both members of collapsed.

Armenia and The Azerbaijan Republic have reached an agreement on a peace treaty, marking a significant step toward ending nearly four decades of conflict between the two former Soviet republics, officials from both countries announced on Thursday.

YEREVAN—The Azerbaijani Ministry of Foreign Affairs (MFA) announced on March 13 the completion of negotiations on the draft treaty between Azerbaijan and Armenia. According to the MFA, Armenia and Azerbaijan have agreed on the non-deployment of third-party forces along the border and the withdrawal of legal claims from international courts.

Armenian and Azerbaijani officials said on Thursday that they had agreed the text of a peace agreement to end nearly four decades of conflict between the South Caucasus countries, a sudden breakthrough in a fitful and often bitter peace process.

After decades of conflict, Armenia and Azerbaijan have agreed to the text of a peace treaty. Plenty of hurdles remain before it can be signed.

Armenia and Azerbaijan have agreed on the text of a peace agreement, potentially ending over 35 years of conflict, though Azerbaijan has set several preconditions before signing.

Armenia and Azerbaijan were locked in conflict over Nagorno-Karabakh for nearly four decades after the Soviet Union they were both members of collapsed. Here is a look at the history of the conflict and the latest developments as Armenian and Azerbaijani officials said on Thursday that they had agreed the text of a peace agreement.