European champions Italy suffered an initial setback in qualifying for the World Cup, but still set the world record of 35 unbeaten games in a row.
Just two months after winning the European Championship on Thursday in Florence, the Squadra Azzurra did not get beyond a 1-1 (1-1) against Bulgaria.
However, the selection of Roberto Mancini equaled the previous records from Spain and Brazil.
Belgium and England won qualifying for the 2022 World Cup in Qatar, while Spain suffered its first qualifying defeat in Sweden.
Italy took the lead through Federico Chiesa (16th minute), but Atanas Iliev managed to equalize (39th).
Despite the great dominance, the Azzurri didn't manage to hit a second goal after that.
Group C continues to lead Italy with ten points ahead of Switzerland.
Spain suffered first defeat
EM semi-finalist Spain had to let Sweden overtake them in Group B and after the 1: 2 (1: 1) in Solna they are only in second place with seven points from four games.
The Scandinavians have three wins in three games.
Carlos Soler gave the guests an early lead (4th), but Sweden countered immediately with ex-Dortmund's Alexander Isak (5th), Viktor Claesson then made the perfect success (57th).
The Three Lions, on the other hand, kept their flawless record with their fourth win.
Raheem Sterling (55th), Harry Kane (63rd), Harry Maguire (69th) and Declan Rice (87th) scored for the European Championship finalists to make it 4-0 (0-0) in Hungary.
Behind England, the Hungarians in Group I are on seven points level with Poland, who won 4-1 (2-1) against Albania thanks to a goal from Bayern striker Robert Lewandowski.
The world number one Belgium had to accept an early deficit with outsider Estonia due to Matthias Käit (2nd). Hans Vanaken (22nd), striker Romelu Lukaku (29th / 52nd), Dortmund's Axel Witsel (65th) and Thomas Foket (76th) turned the game in Talinn for the favorite, who beat Group E with ten points Czech Republic leads. The 2: 5 by Erik Sorga (83rd) had no more effects.