"We approach the negotiation to come in a spirit of good will and working to an outcome in our mutual benefit," David Davis,minister for exiting the European Union (EU),told the House of Commons, adding that Britain's "best days are yet to come".
"I will not be throwing people out of Britain,"he added, in reference to a question about the rights of EU citizens based in the UK following Brexit.
"We have started discussions on future trade ties with countries like Australia, New Zealand and India," the UK government wrotein its White Paper.
"This department will lead the UK's ambitions for deepening trade and investment relations with the wider world. Many countries including China, Brazil, and the Gulf States have already expressed their interest in enhancing their trading relationships with us," it said.
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Around 3 million EU citizens are waiting to find out if they can remain in the UK, along with up to twomillion British citizens in other EU member states, following last June's EU referendum.
It confirms that the final Brexit deal will be presented before Parliament for ratification and that the UK would pursue a fresh tariff-free trade agreement with the EU after an exit from the common single market.
"After we have left the EU, we want to ensure that we can take advantage of the opportunity to negotiate our own preferential trade agreements around the world," the document said.
May's foreword to the White Paper is made up of extracts from her Lancaster House speech on January 17, in which she said that forging a new partnership with Europe and a "stronger, fairer, more global" Britain would be "the legacy of our time, the prize towards which we work, the destination at which we arrive once the negotiation is done".