From the attached link....
1/11/2020...China shares genetic sequence for COVID-19
1/13/2020...Moderna & NIH team finalize sequence for Moderna's mRNA-1273 vaccine
1/13/2020...NIAID (Dr. Fauci) discloses their intent to run a Phase 1 study using mRNA-1273
2/7/2020.....First clinical batch of mRNA-1273 completed
2/24/2020...Moderna ships first clinical batch on mRNA-1273 to the NIH for Phase 1 clinical study
2/28/2020...Donald Trump calls Coronavirus (COVID-19) 'Democrats' "new hoax"
5/12/2020...Moderna receives FDA Fast Track designation for mRNA-1273
5/15/2020...Donald Trump announces "Project Warp Speed"
Pfizer...using it's own funding...developed a similar vaccine in roughly the same time frame...while Donald Trump was still learning to spell COVID.
All Trump ever did was sign his name to a vaccine production order.
As regards the vaccination goal for July 4th...had Trump given his full throated support for vaccinations, publicly and often...the goal would have been exceeded.
Link: https://www.modernatx.com/modernas-work-potential-vaccine-against-covid-19