After an eight-hour negotiating marathon in Switzerland, the United States and Iran agreed on a roadmap for further talks and created a new High-Level Committee to oversee negotiations. Here's all you need to know about the Lake Lucerne Summit and the road ahead.

Lake Lucerne Summit: First US-Iran talks in Switzerland end with cautious optimism. What was agreed and what comes next? | WION Decodes

Araghchi credited Qatari and Pakistani mediation for the breakthrough, saying the talks produced tangible progress on sanctions relief, oil exports and economic recovery as both sides agreed on a roadmap for further negotiations.

Iran's Araghchi says Switzerland talks delivered 'major progress' on sanctions, oil exports

US and Iranian negotiators are expected to continue overnight talks in Switzerland despite a brief walkout by Tehran's delegation triggered by President Donald Trump's warning against Iranian support for Hezbollah.

Iran-US talks expected to continue through the night despite rocky start in Switzerland

The first round of four-party, mediated US-Iran negotiations in Bürgenstock, Switzerland, suspended after 80 minutes for internal delegation consultations regarding an interim agreement to resolve Middle East conflict.

First round of US-Iran talks concludes in Switzerland. What’s the outcome?

“The question before us now is how much more can we accomplish together? Can we turn over a new leaf?”, said Vance in his brief interaction with the media.

Want to 'fundamentally transform' relations with Tehran, says Vance in Switzerland

As part of the memorandum of understanding signed this week, the US and Iran have 60 days to work out several issues, including what will happen to Iran’s nuclear programme and its stockpile of enriched uranium. Pakistani and Qatari mediators would participate in the discussions.

Iran-US talks to start in Switzerland on Sunday; Pakistani and Qatari mediators to join

Planned US-Iran talks in Switzerland on June 19 were postponed after US Vice President JD Vance delayed his trip. Switzerland said preparations continue and remains ready to facilitate future talks.

Switzerland announces US-Iran talks called off after Vance postpones trip