Original sentence: He has given invited lectures in many conferences, including plenary addresses in the 1996 European Congress of Mathematics and in the 2002 International Congress of Mathematicians, and an invited lecture in the 1990 International Congress of Mathematicians
Edited sentence: He has given lectures in many conferences, including plenary addresses in the 1996 European Congress of Mathematics and in the 2002 International Congress of Mathematicians, and a lecture in the 1990 International Congress of Mathematicians