Often the tricky part is not applying for nationality, but understanding the terms and requirements that are laid down by law.
One of the requirements for the grandson's nationality application is the need to prove the Portuguese nationality.
From the Citizen Card to the formation of companies. Portugal: gateway to the European Union.
Anita Garibaldi was born in Brazil and died in Italy fighting for her ideas. She had in her genealogy 3 Sephardic Ascendants.
Sites such as Family Search and MyHeritage may make searching easier, but they do not guarantee the veracity of all data.