The phrase "argued emphatically" is correct and usable in written English.
It can be used when describing someone who is expressing their argument with strong conviction or intensity.
Example: "During the debate, she argued emphatically for the need to address climate change immediately."
Alternatives: "asserted strongly" or "contended passionately."
Clinton advisers argued emphatically that Mrs. Clinton was not exploiting Orlando but rather approaching the attack with nuance and avoiding simplistic conclusions or easy answers.
Ebeling wasn't on that phone call, according to the Times — but McDonald, along with engineers Arnold Thompson and Roger Boisjoly, argued emphatically for a delay.
First Boehner, then Cantor argued emphatically to fellow Republicans: If Republicans do nothing, taxes are scheduled to rise for all Americans at the end of the month, and the GOP's goal must be to shield as many Americans as possible.
In his speech, Mr. Obama argued emphatically — rebuking Mr. Trump eight times by name — that the Republican nominee had played on Americans' fears rather than offered them solutions to their problems.
Bush's Secretary of Defense, Dick Cheney, was inclined to this view, as was his top policy official, Paul Wolfowitz, who argued emphatically that the United States should strengthen its military superiority so that potential rivals would have no hope of catching up.
In 2006 a book published by the OECD argued emphatically that China's national accounts are inevitably "wrong", in that they are forced to plump for one of a range of plausible figures, but that they are not politically manipulated.But the NBS does not make it easy for independent outsiders to cross-check their work.
Mr. Gold argues emphatically that "any return to direct federal conscription, which is what is commonly called 'The Draft,' would be both militarily and morally abhorrent".
Business groups including the United States Chamber of Commerce and the hastily formed E-Fairness Coalition, whose 1.4 million member companies employ one of every five American workers, and individual companies like Wal-Mart Stores argueircuit City, arguemphaticallyly that sales taxes must not be tied to how products are sold.
That very same year, Bronn published an essay in which he argued quite emphatically that Darwin's theory would be incomplete until it could account for the origin of life, adding that some observations by Priestley, Pouchet, and others could provide an example of spontaneous generation (Peretó et al. 2009).
Purdue Coach Joe Tiller emphatically argued with the officials, claiming the game clock had expired before the play was set.
Although he overcame the Bundesbank's resistance, Draghi emphatically argued – in terms clearly aimed at assuaging German objections – that the new policy was fully in line with the ECB's fundamental monetary policy remit.
