One day after the Kremlin accused Ukraine of deploying two drones to assassinate President Vladimir V. Putin, there have been nonetheless deep questions on an episode that’s including to tensions forward of an anticipated Ukrainian counteroffensive.

President Volodymyr Zelensky of Ukraine vehemently denied any involvement in an assault on the Kremlin, which might be an audacious strike on the fortresslike complex in the heart of Russia’s capital. He accused Moscow of orchestrating the explosions to fire up public help forward of “a large-scale terrorist provocation.”

Here’s what we all know up to now concerning the episode and its aftermath.

What occurred?

Videos verified by The New York Times confirmed two explosions quarter-hour aside above the Kremlin, shortly earlier than 2:30 a.m. on Wednesday. The blasts seemed to be attributable to drones.

One explosion induced a short hearth, though it was unclear whether or not the drones exploded as deliberate or have been shot down. It was not doable to find out from the place they might have been launched.

About 12 hours after the explosions, the Kremlin issued a uncommon assertion saying that it had foiled an “attempt on the life of the president,” who was not within the Kremlin on the time. The Kremlin homes the Russian Senate and an house the place Mr. Putin often stays, amongst different workplaces.

There have been no casualties or critical injury, the Kremlin mentioned.

What are Russia and Ukraine saying?

Both sides have blamed the opposite for the explosions.

In its unusually prolonged assertion, the Russian Ministry of Defense declared on Wednesday that it reserved the correct to take “retaliatory measures where and when it sees fit.” The assertion didn’t embody any proof of Ukrainian involvement.

Ukrainian authorities and army intelligence officers, who usually comply with a coverage of deliberate ambiguity about strikes on Russian territory, have mentioned instantly that they’d no position in any strike in opposition to the Kremlin. They have accused Russia of manufacturing the incident to justify elevated assaults on Ukraine or to drum up public help for its struggle.

Dmitri S. Peskov, the spokesman for Mr. Putin, claimed with out proof on Thursday that the United States bore accountability as a result of it “dictated” Ukrainian strikes inside Russia. John F. Kirby, a White House spokesman, immediately rejected the accusation, saying of the incident: “Whatever it was, it didn’t involve us.”

Russia’s claims have left U.S. intelligence officials circling around slim facts to find out what occurred and why Moscow may threat embarrassment by giving a lot consideration to what quantities to a different security failure amid its well-publicized army struggles in Ukraine.

“We simply don’t know,” Secretary of State Antony J. Blinken mentioned on Wednesday, including: “I would take anything coming out of the Kremlin with a very large shaker of salt.”

What might occur subsequent?

The incident might function a pretext for Mr. Putin to escalate the struggle someway, probably by placing authorities buildings in Kyiv or attempting once more to decapitate the Ukrainian authorities.

Kremlin officers have hinted repeatedly at the opportunity of utilizing nuclear weapons, and struggle hawks have pushed for one more draft to extend troop numbers.

On Thursday, Ukrainian air defenses shot down a volley of Russian drones and missiles launched at Kyiv and Odesa, within the newest of a collection of strikes in opposition to cities and city in current days. In Odesa, the Ukrainian army printed pictures suggesting that some drones had handwritten messages studying “For Moscow” and “For the Kremlin.”

Tensions are notably excessive as Kyiv prepares a counteroffensive to retake territory in jap and southern Ukraine that was seized by Russia. Ukrainian forces are readying tens of 1000’s of troopers and escalating strikes on Russian targets, including in occupied Crimea. And on Tuesday, Russia will commemorate Victory Day, a serious vacation marking the Soviet triumph in World War II.

Even with the brutality of its full-scale invasion of Ukraine, Moscow has ratcheted up violence in response to main assaults on Russian-controlled territory. Last fall after an explosion that broken a key bridge between Russia and Crimea, Moscow initiated a marketing campaign of airstrikes in opposition to Ukrainian civilian infrastructure that minimize off warmth and electrical energy to hundreds of thousands of Ukrainians as temperatures plummeted.