The phrase "a first milestone in" is correct and usable in written English.
It can be used to indicate an initial significant achievement or point of progress in a particular process or project.
Example: "The completion of the prototype represents a first milestone in our product development journey."
Alternatives: "an initial milestone in" or "a preliminary milestone in".
An endangered pink banana enjoyed by Asian elephants becomes a landmark species today, marking the first milestone in an international project to create a Noah's ark of the world's seeds.
Former President George Bush printed his initials in chalk on a metal plate today, signifying the first milestone in the construction of a $4 billion aircraft carrier that will bear his name.
First, as many firms in developing countries habitually violate legal obligations and mistreat their workers, ethical behavior (H1c) in the form of legal compliance and social standards in labor relationship serves as the first milestone in a CSR strategy (Ward et al. 2007).
The referendum is the first milestone in a political transformation that Sisi has said would lead to presidential and parliamentary elections and bring stability to Egypt, which has a peace treaty with Israel and controls the Suez Canal.
Pebble calls this "the first milestone in an ongoing partnership" with Misfit, so it'll be interesting to see just how far the arrangement takes the two.
The Tuesday deadline was to have been the first milestone in an agreement to strip Syria of its chemical arsenal by mid-2014.
The first milestone in the CHPS strategy is carrying out a situational analysis of the area.
He also claimed authorship of the phrase "Gay is good" a year before the 1969 Stonewall uprising in New York, widely regarded as the first milestone in the gay rights movement.
A second milestone came in 2012, when Johann "Hansi" Hansmann co-founded the Austrian Angels Investor Association (AAIA), along with Selma Prodanovic.
Leader of Derby City Council, Paul Bayliss, said: "I am delighted that we have reached the first milestone in this landmark project.
