The phrase "amendment of which" is correct and usable in written English.
It can be used when referring to a specific amendment in a formal or legal context, often to clarify or specify details about that amendment.
Example: "The committee reviewed the amendment of which the details were previously discussed in the last meeting."
Alternatives: "amendment that" or "amendment to which".
And any time they would like to speak to me, I would be more than happy to speak to them, and I will tell them that there is this thing called the Constitution, and the very first amendment of which guarantees a free press.
The Planned Parenthood Action Fund said their decision to endorse Warren was partly due to Brown's support of the Blunt Amendment, of which he was a co-sponsor.
But there is no theory of free expression or the First Amendment of which I am aware that has ever suggested that I am required to tolerate such expression in my living room.
The principles motivating the Framers of the Reconstruction Amendments, of which the Citizenship Clause is a part, suggest that we amend the Constitution to reject automatic citizenship at the peril of our core constitutional values.
The draft REACH regulation, which European parliamentarians voted for by 407 to 155 on November 17th, contained more than 1,000 proposed amendments, of which fewer than 300 survived.The result pleased neither industrialists, nor greens.
We didn't learn the five freedoms of the First Amendment, all of which made this struggle possible.
Lately, human-life amendments have been supplanted by personhood amendments, one of which appeared on the ballot in Mississippi this month.
We have considered this report in very great depth and adopted a multitude of amendments, two of which in particular - I am referring to Amendments 3 and 17 - were referred directly to the plenary in accordance with the enhanced procedure and are extremely important.
Senators voted all day on dozens of Democratic amendments, each of which was defeated.
Levin has proposed a series of Liberty Amendments, most of which reflect well-known aspects of the Tea Party agenda.
But the Republicans drew up a slew of amendments, many of which made no sense but offered opportunities for spectacular election-year attack ads.
