The fourth legal case involving Donald J. Trump is more likely to come to a head subsequent week, with the district legal professional in Atlanta anticipated to take the findings from her election interference investigation to a grand jury.

The Georgia investigation will be the most expansive authorized problem but to the efforts that Mr. Trump and his advisers undertook to maintain him in energy after he misplaced the 2020 election. Nearly 20 persons are recognized to have been advised that they might face prices on account of the investigation, which Fani T. Willis, the district legal professional in Fulton County, Ga., has pursued for 2 and a half years.

Ms. Willis has signaled that she would search indictments from a grand jury within the first half of August. In a letter to local officials in May, she laid out plans for many of her employees to work remotely through the first three weeks of August amid heightened safety issues. Security boundaries had been not too long ago erected in entrance of the downtown Atlanta courthouse, and at lunchtime on Tuesday, 16 regulation enforcement autos had been parked across the perimeter.

On Tuesday afternoon, two witnesses who acquired subpoenas to seem earlier than the Fulton County grand jury mentioned in interviews that they’d not acquired notices instructing them to testify throughout the subsequent 48 hours, an indication that the case is not going to get to the jury till subsequent week.

Earlier this month, Mr. Trump was indicted in a federal case introduced by the particular counsel Jack Smith, in an investigation additionally associated to election interference that listed numerous unindicted co-conspirators. The Georgia inquiry, components of which overlap with the federal case, entails not simply the previous president, however an array of his aides and advisers on the time of the 2020 election, a number of of whom are anticipated to face prices.

If Mr. Trump had been to be convicted in a federal prosecution, he may theoretically pardon himself if he had been re-elected president. But presidents don’t maintain such sway in state issues. Moreover, Georgia regulation makes pardons potential solely 5 years after the completion of a sentence. Getting a sentence commuted requires the approval of a state panel.

Mr. Trump’s attorneys have described an indictment in Georgia as a foregone conclusion in current authorized filings, and the forewoman of a particular grand jury that heard proof for a number of months final yr strongly hinted afterward that the group, which served in an advisory capability, had really helpful Mr. Trump for indictment.

Two grand juries have been listening to instances on the Fulton County Courthouse through the present Superior Court time period, which started on July 11 and runs by means of Sept. 1. Twelve of 23 jurors need to agree that there’s possible trigger at hand down legal prices after listening to proof in a case.

“The work is accomplished,” Ms. Willis not too long ago advised a local TV station. “We’ve been working for two and a half years. We’re ready to go.”

Her workplace started investigating in February 2021 whether or not the previous president and his allies illegally meddled within the 2020 election in Georgia, which Mr. Trump narrowly misplaced to President Biden.

The inquiry centered on 5 issues that occurred in Georgia within the weeks after the election. They embrace calls that Mr. Trump made to strain native officers, together with a Jan. 2, 2021, name to Georgia’s secretary of state, Brad Raffensperger, throughout which Mr. Trump mentioned he needed to “find” practically 12,000 votes, or sufficient to reverse his loss.

Ms. Willis’s workplace additionally scrutinized a plan by Trump allies to create a slate of bogus electors for Mr. Trump in Georgia, though Mr. Biden’s victory had been licensed a number of instances by the state’s Republican management. The workplace additionally investigated harassment of native election staff by Trump supporters, in addition to lies about poll fraud that had been superior by Rudolph W. Giuliani, Mr. Trump’s private lawyer on the time, and different allies throughout legislative hearings after the election.

At instances the investigation stretched past Fulton County, together with to rural Coffee County, about 200 miles southeast of Atlanta, the place Trump allies and contractors engaged on their behalf breached the election system within the first week of 2021.

Ms. Willis has mentioned that by bringing prices beneath Georgia’s model of the Racketeer Influenced and Corrupt Organizations Act, her inquiry may cowl a variety of points. Broadly talking, so-called RICO legal guidelines require prosecutors to show {that a} group of individuals conspired to participate in organized legal exercise.

With RICO indictments, Ms. Willis mentioned in an interview final yr, “there are sometimes acts that occurred outside of the jurisdiction that are overt acts that we can use if they are evidence of the greater scheme.”

The particular grand jury heard proof within the case for roughly seven months and really helpful greater than a dozen individuals for indictments, its forewoman has mentioned. The Trump aides and allies whose conduct has been scrutinized within the inquiry embrace Mr. Giuliani, who was advised final yr that he was a goal who may face prices. Quite a lot of different attorneys who labored to maintain Mr. Trump in energy have additionally been beneath scrutiny within the investigation, together with John Eastman, Sidney Powell, Jenna Ellis and Kenneth Chesebro.

Mark Meadows, the previous White House chief of employees, was ordered to testify earlier than the particular grand jury final yr. He traveled to Georgia after the election and have become personally concerned within the efforts to maintain Mr. Trump in workplace regardless of his loss.

Ms. Willis’s workplace additionally sought the testimony of Jeffrey Clark, a former high-ranking official on the Justice Department, however was blocked by the division. Mr. Clark sought to intervene in Georgia on Mr. Trump’s behalf after the 2020 election, over the sturdy objections of extra senior officers on the division.

More than half of the 16 Republicans who had been bogus Trump electors in Georgia are cooperating with Ms. Willis’s workplace, however others have been advised they might face prices, together with David Shafer, the previous chief of the state Republican Party.

Mr. Trump’s attorneys have known as the Atlanta inquiry a “clown show” and have filed quite a few courtroom motions looking for to disqualify the district legal professional and derail the investigation. They argued that the particular grand jury proceedings had been unconstitutional, and that Ms. Willis has made prejudicial public statements.

But Georgia judges have proven no inclination to behave earlier than any prices are introduced. Both the presiding Fulton Superior Court choose, Robert C.I. McBurney, and the Georgia Supreme Court have rejected motions from the Trump workforce in current weeks.

Two witnesses who’ve been subpoenaed to seem earlier than Fulton grand jurors at the moment listening to instances — George Chidi, an impartial journalist, and Jen Jordan, a former state senator — mentioned Tuesday afternoon that they’d not acquired 48-hour notices to seem this week. Mr. Chidi was one in all a handful of reporters who found a December 2020 assembly of bogus Trump electors, and Ms. Jordan, a Democrat, attended a legislative listening to wherein Mr. Giuliani and different Trump allies superior false claims of election fraud.

This has been a busy yr for Mr. Trump’s attorneys. In April, he was indicted in state courtroom in Manhattan on 34 felony counts related to his role in what prosecutors described as a hush-money scheme, overlaying up a possible intercourse scandal to clear his path to the presidency in 2016.

In June, he was indicted in Miami on federal legal prices associated to his handling of classified documents and whether or not he obstructed the federal government’s efforts to get well them after he left workplace.

Christian Boone contributed reporting.