In a setback to Congress in Uttarakhand, its MP from Garhwal Satpal Maharaj joined BJP on Friday, saying the country needed strong leadership.Maharaj, who is a spiritual leader with considerable following in the region, accused Congress of ignoring the plight of victims of the natural tragedy in the State last year.The leader, whose wife is a Cabinet Minister in the Congress Government in Uttarakhand, said he wanted Narendra Modi to become the Prime Minister as a strong leadership was the need of the hour for the country.