Complex sentence: A public outcry ensued and a high-profile campaign to save the line followeda petition was delivered to 10 Downing Street on 18 December 1968, but this did not prevent the closure of the line.
Split into simpler sentences: A public outcry ensued and a high-profile campaign to save the line followed. A petition was delivered to 10 Downing Street on 18 December 1968, but this did not prevent the closure of the line.