In contrast to the contentious and bloody history that divided them in the past, Lutherans across the world are praying for Catholics as they seek a new pope.
A gathering to improve relations between the many Protestant denominations in the Netherlands has taken place on the site of an earlier historic synod.
The head of the LWF says the Lutheran and Catholic churches should issue a common statement on Communion to mark the 500th anniversary of the Reformation.
The legacy of the Scottish Reformation is to be marked with a joint conference organised by the Church of Scotland and the Catholic Church in Scotland.