At Georgetown he served as the student representative on the Walsh School’s Executive Committee and as president of Alpha Phi Omega, the National Service Fraternity.
As the Circumnavigators Foundation Fellow, in the summer of 1981 he completed a round-the-world tour, traveling alone to 17 countries to study international responses to refugee crises.
Fought against Washington’s Williams & Connolly, at the end Miranda won and was recognized by the court as the legal representative of all Georgetown alumni.
The groundbreaking case, decided on summary judgement, established the law of the District of Columbia on a number of corporate governance issues.
He has assisted clients in immigration, corporate governance and crisis management, and as canon law counsel to Oscar-winning screenwriter and producer of The Exorcist, William Peter Blatty, winning for him a favorable result at the Vatican in a case against Georgetown University.
Miranda quickly became a skilled strategic defender of the Bush nominees garnering significant press and public attention, especially in the nominations of Miguel Estrada and William H. Pryor Jr. Miranda stressed Estrada’s Honduran immigrant roots and argued the attack on Pryor showed anti-Catholic bigotry.
[4] Senator Dianne Feinstein (D-CA) called the Republican messaging “tawdry and diabolical.”[5] A few days later the Roman Catholic Archbishop of Denver, the Most Rev.
Charles J. Chaput, wrote a widely-published condemnation of Senate Democrats for engaging in “a new kind of religious discrimination” against Catholics.
As a top leadership staffer, he now rallied 51 Republican senators and their staffs on judicial nominations and orchestrated four historic Senate floor events with Vice President Dick Cheney presiding, including a continuous 40-hour debate imaging the public’s idea of a filibuster, and an unprecedented national media campaign, marshaling nationwide grassroots and grasstop support.
[11] In February 2004, Miranda resigned his Senate position in an unusually public manner calling for an investigation of the Democrat memos.
[13] Miranda took an unwavering position that he was fully entitled by the Code of Ethics for Government Service to read the unprotected documents accessible on his desktop, especially if they might evidence corruption.
[16][17] Soon after leaving the Senate, Miranda became a visiting legal fellow at The Heritage Foundation, working for former U.S. Attorney General Ed Meese, and serving as a regular columnist for The Wall Street Journal, where he published 35 columns under the banner "The Next Justices".
Kavanaugh was accused of perjury for claiming he was not aware of the source of the Memogate documents, when emails between him and Miranda included as an attachment at least one document that Democrat Senator Patrick Leahy described as “stolen.” Miranda issued a statement noting again that nothing had been “stolen” and that Kavanaugh was never made aware of Democrats’ negligent publication of their own strategy memos on an open server.
In announcing the award, ACU President David Keene told the Conservative Political Action Conference banquet audience: "[Sam Alito’s] nomination would not have been made but for Manny Miranda and because of the coalition that he put together; that nomination would still be being debated, were it not for Manny Miranda.” Miranda brought the conservative audience to a sustained standing ovation when he told them: “What has driven me in the past three years, … has been that I wasn’t born in this country.
[28] Miranda also worked with the Iraq and Kurdistan Bars and brokered a signed reconciliation between them that according to a 2008 USAID Report, significantly increased access to justice for the Iraqi people.