In large tournaments that have been called World Cups or mini World Cups, we have won the following knockout matches and finals against the following countries…

Australia (4)
1. 1998 ICC Knockout Quarter Final
2. 2000 ICC Knockout Quarter Final
3. 2007 T20 World Cup Semi Final
4. 2011 ODI World Cup Quarter Final

Pakistan (4)
1. 1985 Benson & Hedges World Series Final
2. 1996 ODI World Cup Quarter Final
3. 2007 T20 World Cup Final
4. 2011 ODI World Cup Semi Final

South Africa (3)
1. 2000 ICC Knockout Semi Final
2. 2002 Champions Trophy Semi Final
3. 2014 T20 World Cup Semi Final

England (2)
1. 1983 ODI World Cup Semi Final
2. 2013 Champions Trophy Final

Sri Lanka (2)
1. 2011 ODI World Cup Final
2. 2013 Champions Trophy Semi Final

Bangladesh (2)
1. 2015 ODI World Cup Quarter Final
2. 2017 Champions Trophy Semi Final

West Indies (1)
1983 ODI World Cup Final

Kenya (1)
2003 ODI World Cup Semi Final

There is only one major country missing from this list.
New Zealand.
We have never beaten them in a crunch ICC match.

In the 2000 ICC Knockout Trophy final, they beat us when Tendulkar & Co were at their peak.
In the 2019 ODI World Cup Semi Final, they beat us and spoiled Dhoni’s farewell party.
In the 2020 World Test Championship Final, they beat us when Kohli & Co were at their peak.