He was highly regarded by Philip and undertook a number of diplomatic visits abroad, including to Lisbon in 1428 to explore the possibility of a marriage contract between the duke and Isabella of Portugal.
Dia sangat dihormati oleh Philippe, dan melakukan sejumlah kunjungan diplomatik ke luar negeri, termasuk ke Lisboa tahun 1428 untuk mengeksplorasi kemungkinan kontrak pernikahan antara adipati dan Isabella dari Portugal.