The phrase "marks the conclusion" is a correct and usable phrase in written English.
You can use it to refer to the last sentence or section of a written work, which serves to bring the work to an end. For example, "The final section of the essay marks the conclusion of the author's thought process and leaves the reader with a clear understanding of the topic."
After a six episode engagement on ABC, Friday night marks the conclusion of Jamie Oliver's Food Revolution.
The sale marks the conclusion of an on-again, off-again courtship that Trump Entertainment Resorts has been holding with potential suitors for the last year.
May said Abu Qatada's departure "marks the conclusion of efforts to remove him since 2001 and I believe this will be welcomed by the British public.
The mission marks the conclusion of the Nasa's quest to explore every planet in the solar system, starting with Venus in 1962.
The free concert marks the conclusion of the 10th anniversary season of the Pulvermann Foundation concert series, presented as a gift to the community from Gretchen L. Pulvermann, a longtime Rye resident.
New Year's Eve marks the conclusion of a 50-year agreement under which the UK has allowed the US to use the Indian Ocean island of Diego Garcia as a military base.
Last week also marked the conclusion of the Arab Reading Challenge, which Sheikh Mohammed launched last September.
The incident took place just after midnight on Saturday, during a 36-hour opening to mark the conclusion of the Koons retrospective.
Brands, one of Franklin's biographers, writes, marked the conclusion of "the revolutionary period in American history" and the climax of Franklin's improbably long public life.
The match marked the conclusion of the United States' January training camp, held for the most part at the Home Depot Center in Carson, Calif.
To mark the conclusion of New York Fashion Week, we catalog the bows — some proud, some playful, some humble, some all of the above — of 14 fashion visionaries.
