This is what the United States and Iran, along with mediator Pakistan, have said about the preliminary agreement they have announced to end the war.
How the agreement will be done in stages and what will happen when:
Pakistan Prime Minister Shehbaz Sharif said both sides had declared an immediate and permanent end to all military operations.
All sides have said the memorandum of understanding on ending the war will be signed in Switzerland on Friday. Iran's Deputy Foreign Minister Kazem Gharibabdi said the memo would then be published.
Both Iran and the United States have said that the Strait of Hormuz would begin to reopen and that the US blockade of Iranian ports would begin to be lifted as soon as the memorandum is signed.
Both sides have said that negotiations on more difficult areas of dispute, particularly the Iran nuclear issue and US sanctions on Iran, will take place over the next 60 days.
Strait of Hormuz and blockade of Iranian ports
US President Donald Trump said the Strait of Hormuz would reopen on Friday and had ordered the lifting of the blockade on Iranian ports.
A senior Iranian official said the Strait of Hormuz would be reopened “to all commercial vessels” once the memorandum was signed.
Iran's semi-official official far The news agency reported that, according to the memo, maritime traffic through the Strait would be regulated by Iran in coordination with Oman.
Iran's nuclear program
Both sides have said Iran agrees it will not produce or acquire nuclear weapons, a promise Tehran has been making repeatedly for decades.
The senior Iranian official said that, pending a final agreement, Iran would freeze its nuclear activity and refrain from further enriching uranium or expanding its nuclear facilities.
The senior Iranian official said the United States had agreed that Iran could dilute its stockpile of highly enriched uranium inside Iran under a future comprehensive deal.
Trump said Saturday that there was no urgency to remove Iran's nuclear material and that the United States would recover it “when everything is calm.”
Trump said there would be a strong inspection regime for Iran in any detail, but did not give details.
US Senator Lindsey Graham said any final deal on Iran's nuclear program would have to be reviewed and approved by Congress.
Sanctions and financial impact
The senior Iranian official said the United States had agreed not to impose new sanctions on Iran until a final agreement was reached.
They added that the United States would waive oil sanctions on Iran for a specified period and that after the final agreement, all US and UN sanctions would be lifted according to an agreed schedule.
The senior Iranian official said the United States had agreed to release $25 billion of Iran's frozen assets, including through direct cash transfers, cooperation between countries in the region and financial lines of credit.
Washington, in coordination with its regional allies, will prepare a reconstruction and development plan for Iran, which will be negotiated and agreed with Tehran within 60 days, they added.
Trump said Iran would not be provided cash, but sanctions could potentially be lifted.
Lebanon
Sharif said the immediate and permanent end to all military operations would include Lebanon.
The Secretariat of Iran's Supreme National Security Council said military operations would permanently cease on Monday night, including in Lebanon.
Iranian Foreign Minister Abbas Araghchi said Israeli attacks on Lebanon must completely stop and said the United States has a responsibility to implement the framework agreement.
Israeli Defense Minister Israel Katz said the Israeli military would remain in the safe zones it has captured in Lebanon, Syria and Gaza and that Israeli Prime Minister Benjamin Netanyahu had made this clear to Trump.
