Art Nouveau (1890 to 1910s)

Originating approximately during the late 19th century, Art Nouveau was a style of art, architecture and applied arts which soared to popularity during the early 20th century until the start of the First World War (1914). It is characterised by asymmetry, nature-inspired silhouettes and motifs, botanical, maidens. etc. neo-classical- 

whiplash lines or (in French known as coup de fouet)

Notable artists include 

Louis Tiffany

Rene Lalique

Alphonse Mucha