The phrase "a sweeping speech" is correct and usable in written English.
It can be used to describe a speech that is broad in scope, covering a wide range of topics or making significant generalizations.
Example: "The politician delivered a sweeping speech that addressed various issues affecting the nation, from healthcare to education reform."
Alternatives: "a broad speech" or "a comprehensive speech".
True to character, he did not deliver a sweeping speech tonight on his plans.
KABUL, Afghanistan — In a sweeping speech on Tuesday that touched on some of the heroes of Afghanistan's past 150 years, President Hamid Karzai laid out a vision of a modern, independent Afghanistan that could outlast security upheaval and foreign entanglement.
In a sweeping speech to the United Nations in October 2001, Giuliani praised New York's "very strong and vibrant Muslim and Arab communities" as "an equally important part of the life of our city".
Boris Johnson has interrupted a sweeping speech on the UK's geopolitical future to make a passionate plea to save the African elephant, saying they are on the brink of extinction as they "get turned into umbrella stands and billiard balls".
In a sweeping speech, which harked back to the bloody war that defined both nations but also looked to the future, Obama insisted that "upholding rights is not a threat to stability".
PAGE A9 KARZAI'S AFGHAN VISION In a sweeping speech that touched on some of the heroes of Afghanistan's past 150 years, President Hamid Karzai laid out a vision of a modern, independent Afghanistan that could outlast security upheaval and foreign entanglement.
In an ambitious and sweeping speech urging modern Europe to remember its emergence from division, war and hatred, the US president said: "We cannot allow fears about security and inequality to undermine our commitment to universal values.
Mrs May's ambitions have been apparent since her sweeping speech about a different Tory future to a ConservativeHome conference last year.
Mayor Michael R. Bloomberg, declaring that "near-equality is no equality" for gay couples, delivered an uncharacteristically forceful and sweeping speech on Thursday in which he called on New York to "lead the American journey forward" by legalizing same-sex marriage this year.
Mrs. Clinton's sweeping speech with its cold war undertones — likening the information curtain to the Iron Curtain — criticized several countries by name, including China, for Internet censorship.
And yet western discourse largely ignores this development, as evidenced by the sweeping speech on democracy delivered by the foreign secretary, David Miliband, last month.
